Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.

[EX Q]: Problem: maxwell leaves his home and walks toward brad ' s house. one hour later, brad leaves his home and runs toward maxwell ' s house. if the distance between their homes is 14 kilometers, maxwell ' s walking speed is 4 km / h, and brad ' s running speed is 6 km / h. what is the total time it takes maxwell before he meets up with brad ?
Options: a. 2, b. 4, c. 5, d. 6, e. 8
[EX A]: a

[EX Q]: Problem: on the independence day, bananas were be equally distributed among the children in a school so that each child would get two bananas. on the particular day 360 children were absent and as a result each child got two extra bananas. find the actual number of children in the school ?
Options: a. 237, b. 287, c. 197, d. 287, e. 720
[EX A]: e

[EX Q]: Problem: anne bought doughnuts for a class breakfast party. she bought 6 chocolate doughnuts, 8 coconut doughnuts, and 8 jam - filled doughnuts. how many doughnuts did anne buy in all ?
Options: a. 22, b. 36, c. 39, d. 21, e. 11
[EX A]:
a