What is the greatest prime factor of (14!13!) + (14!15!)?	Choose the correct choice from the following answers.
A) 31 B) 71 C) 151 D) 191 E) 211
14!13! + 14!15!   = 14!13! (1+15*14)   = 14!13!(211)   The answer is 211.
<result>E</result>
What is the greatest prime factor of (14!13!) + (14!15!)?