In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

[Q]: Question: In which U.S. state is Perlmutter's childhood neighborhood located? Passage:Perlmutter spent his childhood in the Mount Airy neighborhood of Philadelphia. He went to school in nearby Germantown; first Greene Street Friends School for the elementary grades, followed by Germantown Friends School for grades 7 through 12. He graduated with an AB in physics from Harvard magna cum laude in 1981 and received his PhD in physics from the University of California, Berkeley, in 1986. Perlmutter's PhD thesis titled "An Astrometric Search for a Stellar Companion to the Sun" described the development and use of an automated telescope to search for Nemesis candidates under Richard A. Muller. At the same time, he was using this telescope to search for Nemesis and supernovae, which would lead him to his award-winning work in cosmology. Perlmutter attributes the idea for an automated supernova search to Luis Alvarez, a 1968 Nobel laureate, who shared his idea with Perlmutter's research adviser.
 Links: a. Richard A. Muller b. Mount Airy, Philadelphia c. Richard A. Muller d. List of Nobel laureates in Physics
[A]: b


[Q]: Question: Who owns the tallest building in Dubai? Passage:Dubai, the largest city in the United Arab Emirates, is home to many modern high-rises, 108 of which stand taller than . The tallest building in Dubai is the Burj Khalifa, which rises and contains 163 floors. The tower has stood as both the tallest building in the world and the tallest man-made structure of any kind in the world since its completion in January 2010. The second-tallest building in Dubai is the Marina 101, which also stands as the world's second tallest residential skyscraper. The skyscrapers of Dubai are, for the most part, clustered in three different locations. The land along E 11 Road was the first to develop, followed by the Dubai Marina neighborhood and the Business Bay district.
 Links: a. List of tallest buildings b. Burj Khalifa c. Burj Khalifa d. Burj Khalifa
[A]: b


[Q]: Question: In what city was Anthony Alexander Forrest's father born? Passage:Forrest was born in Perth as one of five children born to Amy Eliza (née Barrett-Lennard) and Alexander Forrest. On his mother's side, he was a descendant of the Barrett-Lennard baronets and the Barons Dacre. His father was an explorer and surveyor who later served as Mayor of Perth, and represented the seat of West Kimberley in the Western Australian Legislative Assembly. His uncles, David and John Forrest, were also politicians, with the latter serving as the first Premier of Western Australia. Growing up, Forrest attended The High School (later Hale School) on St Georges Terrace in the centre of Perth. At school, he was a noted sportsman, and later served as a prefect of the school. Forrest was the bowman for the crew that won the first Head of the River race in 1899 and kept wicket for the school's cricket team. He also played a number of games for the school's football team, and captained the side to victories against Christian Brothers' College and Scotch College.
 Links: a. Barrett-Lennard baronets b. Alexander Forrest c. David Forrest (Australian politician) d. Christian Brothers' College, Perth
[A]:
b