You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

[EX Q]: Question: Triangle STV has sides ST = TV = 26, and SV = 20. What is the area?

 Option A: 160

 Option B: 180

 Option C: 200

 Option D: 220

 Option E: 240
[EX A]: Option E

[EX Q]: Question: Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?

 Option A: 22

 Option B: 33

 Option C: 14

 Option D: 16

 Option E: 18
[EX A]: Option C

[EX Q]: Question: If six persons sit in a row, then the probability that three particular persons are always together is?

 Option A: 1/6

 Option B: 1/1

 Option C: 1/5

 Option D: 1/9

 Option E: 1/2
[EX A]:
Option C