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 card game called " high - low " divides a deck of 52 playing cards into 2 types, " high " cards and " low " cards. there are an equal number of " high " cards and " low " cards in the deck and " high " cards are worth 2 points, while " low " cards are worth 1 point. if you draw cards one at a time, how many ways can you draw " high " and " low " cards to earn 7 points if you must draw exactly 5 " low " cards ?
Options: a. 6, b. 2, c. 3, d. 4, e. 5
[A]: a

[Q]: Problem: if the sides of a triangle are 26 cm, 24 cm and 15 cm, what is its area ?
Options: a. 120, b. 772, c. 180, d. 266, e. 2848
[A]: c

[Q]: Problem: in a certain pet shop, the ratio of dogs to cats to bunnies in stock is 4: 7: 9. if the shop carries 364 dogs and bunnies total in stock, how many dogs are there ?
Options: a. 42, b. 66, c. 98, d. 112, e. 154
[A]:
d