In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: Memento , subtitled The Very Best of Dead Can Dance , is a compilation album by Dead Can Dance , released 25 October 2005 , shortly after their US tour . Designed for the American market , this compilation focuses on the second half of the band 's musical career , when the duo were at their most successful in that country ., London is the capital and most populous city of England and the United Kingdom, as well as the most populous city proper in the European Union. Standing on the River Thames in the south east of the island of Great Britain, London has been a major settlement for two millennia. It was founded by the Romans, who named it "Londinium". London's ancient core, the City of London, largely retains its medieval boundaries. Since at least the 19th century, "London" has also referred to the metropolis around this core, historically split between Middlesex, Essex, Surrey, Kent, and Hertfordshire, which today largely makes up Greater London, governed by the Mayor of London and the London Assembly., Melbourne is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in Australia. The name "Melbourne" refers to an urban agglomeration spanning which comprises the broader metropolitan area, as well as being the common name for its city centre. The metropolis is located on the large natural bay of Port Phillip and expands into the hinterlands towards the Dandenong and Macedon mountain ranges, Mornington Peninsula and Yarra Valley. Melbourne consists of 31 municipalities. It has a population of 4,529,500 , and its inhabitants are called Melburnians., Lisa Gerrard (born 12 April 1961) is an Australian musician, singer and composer who rose to prominence as part of the music group Dead Can Dance with music partner Brendan Perry., Gregorian chant is the central tradition of Western plainchant, a form of monophonic, unaccompanied sacred song of the western Roman Catholic Church. Gregorian chant developed mainly in western and central Europe during the 9th and 10th centuries, with later additions and redactions. Although popular legend credits Pope St. Gregory the Great with inventing Gregorian chant, scholars believe that it arose from a later Carolingian synthesis of Roman chant and Gallican chant., Dead Can Dance is an Australian musical project formed in 1981 in Melbourne by Lisa Gerrard and Brendan Perry. The band relocated to London, England, in May 1982. Australian music historian Ian McFarlane described Dead Can Dance's style as "constructed soundscapes of mesmerising grandeur and solemn beauty; African polyrhythms, Gaelic folk, Gregorian chant, Middle Eastern mantras and art rock.", Subject: memento , Relation: producer, Options: (A) brendan perry (B) europe (C) european union (D) mountain
brendan perry