You will be given a definition of a task first, then some input of the task.
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.

Question: How many people had died from the disease Bundy had as a two-year old when he was infected with it? Passage:Bundy was born in Malmo, Sweden, the son of Hakan Bundy and his wife Marta (nee Thorell). When he was two-year-old Bundy suffered from polio - infantile paralysis. Then there was still no vaccine. He was lucky, a nerve in one calf was infected, while a two-year girl in his circle of friends, who also had the disease, died. He received a Candidate of Law degree from Lund University in 1946 and served at the Ministry for Foreign Affairs in 1948 and 1953. Bundy served in Prague in 1949, Paris in 1950, Canberra in 1957, Cairo in 1958 and Tehran in 1960. He was first secretary at the Foreign Ministry in 1960, director in 1963 and the acting charge d'affaires in Nicosia in 1964. Bundy was commercial counsellor at the embassy in Washington, D.C. in 1965, deputy director at the Foreign Ministry in 1971 and embassy counsellor in Helsinki in 1972. He was ambassador in Kuwait City, Doha, Manama and Abu Dhabi from 1977 to 1980 and in Tehran from 1980 to 1985. Bundy served in the Foreign Ministry in Stockholm from 1985 to 1986.
Links: a. Polio b. Abu Dhabi c. Polio d. Kuwait City
Output:
a