Given the following context:  Dhaka has the largest number of schools, colleges and universities of any Bangladeshi city. The education system is divided into 5 levels: Primary (from grades 1 to 6), Junior (from grades 6 to 8), Secondary (from grades 9 to 10), Higher Secondary (from grades 11 to 12) and tertiary. The five years of Primary education concludes with a Primary School Completion (PSC) Examination, the three years of Junior education concludes with Junior School Certificate (JSC) Examination, and next two years of Secondary education concludes with a Secondary School Certificate (SSC) Examination. Students who pass this examination proceed to two years of Higher Secondary or intermediate training, which culminate in a Higher Secondary School Certificate (HSC) Examination. Education is mainly offered in Bengali, but English is also widely taught and used. Many Muslim families send their children to attend part-time courses or even to pursue full-time religious education alongside other subjects, which is imparted in Bengali and Arabic in schools, colleges and madrasas.There are 52 universities in Dhaka. Dhaka College is the oldest institution for higher education in the city and among the earliest established in British India, founded in 1841. Since independence, Dhaka has seen the establishment of numerous public and private colleges and universities that offer undergraduate and graduate degrees as well as a variety of doctoral programmes. University of Dhaka is the oldest public university in the country which has more than 30,000 students and 1,800 faculty staff. It was established in 1921 being the first university in the region. The university has 23 research centers and 70 departments, faculties and institutes. Eminent seats of higher education include Bangladesh University of Engineering and Technology (BUET), Bangabandhu Sheikh Mujib Medical University (BSMMU), Jagannath University and Sher-e-Bangla Agricultural University. Dhaka Medical College and Sir Salimullah Medical College are two of the best medical colleges in...  answer the following question:  What is the name of the university with 23 research centers and 70 departments, faculties and institutes?
A:
University of Dhaka