You will be given a definition of a task first, then some input of the task.
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: calculate the effect changes in dimension of a rectangle will have on its area, if length is increased by 40 % and its breadth is decreased by 25 % ?
Options: a. 5 % increase, b. 7 % increase, c. 6 % increase, d. 4 % increase, e. 3 % increase
Output:
a
You will be given a definition of a task first, then some input of the task.
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: calculate the effect changes in dimension of a rectangle will have on its area, if length is increased by 40 % and its breadth is decreased by 25 % ?
Options: a. 5 % increase, b. 7 % increase, c. 6 % increase, d. 4 % increase, e. 3 % increase
Output:
user
a
assistant
You will be given a definition of a task first, then some input of the task.
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: calculate the effect changes in dimension of a rectangle will have on its area, if length is increased by 40 % and its breadth is decreased by 25 % ?
Options: a. 5 % increase, b. 7 % increase, c. 6 % increase, d. 4 % increase, e. 3 % increase
Output:
a