Please answer the following question: Given the following passage  "Oklahoma City and the surrounding metropolitan area are home to a number of health care facilities and specialty hospitals. In Oklahoma City's MidTown district near downtown resides the state's oldest and largest single site hospital, St. Anthony Hospital and Physicians Medical Center.",  answer the following question. Note that the answer is present within the text.  Question: What is the name of the biggest button and most used on iOS devices such as a iPhone?
Answer:
home