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.

Q: Problem: a batsman makes a score of 87 runs in the 17 th inning and thus increases his average by 3. find his average after 17 th inning.
Options: a. 39, b. 88, c. 26, d. 87, e. 11

A: a
****
Q: Problem: an error 1 % in excess is made while measuring the side of a square. the percentage of error in the calculated area of the square is :
Options: a. 2.01, b. 30.1, c. 3.01, d. 25.01, e. 4.05

A: a
****
Q: Problem: in the coordinate plane, a circle centered on point ( - 3, - 4 ) passes through point ( 1, 2 ). what is the area of the circle ?
Options: a. 9 π, b. 18 π, c. 25 π, d. 37 π, e. 52 π

A:
e
****