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.

Problem: at 15: 00 there were 22 students in the computer lab. at 15: 03 and every three minutes after that, 3 students entered the lab. if at 15: 10 and every ten minutes after that 8 students left the lab, how many students were in the computer lab at 15: 44 ?
Options: a. 7, b. 14, c. 25, d. 27, e. 32
e

Problem: find the sum of first 89 odd numbers
Options: a. 7921, b. 4800, c. 7900, d. 4980, e. 4960
a

Problem: a cylindrical can has a radius of 3 centimeters and a height of 24 centimeters. what is the area, in square centimeters, of a rectangular label that completely covers the curved surface of the can without over - lapping ?
Options: ['a. 16 pi', 'b. 64 pi', 'c. 96 pi', 'd. 144 pi', 'e. 576 pi']

d