Task: Question Answering
Input (English): Problem: two brothers ram and ravi appeared for an exam. the probability of selection of ram is 4 / 7 and that of ravi is 1 / 5. find the probability that both of them are selected.
Options: a. 4 / 35, b. 2 / 3, c. 7 / 35, d. 5 / 7, e. 7 / 5
Output (English): a