In this task, you need to provide the correct option for a given problem from the provided options.

Example Input: Problem: the h . c . f . of two numbers is 10 and the other two factors of their l . c . m . are 13 and 14 . the larger of the two numbers is : 
Options: a ) 100 , b ) 120 , c ) 180 , d ) 140 , e ) 60
Example Output: d

Example Input: Problem: the hcf of two numbers is 23 and the other two factors of their lcm are 13 and 14 . what is the largest number ? 
Options: a ) 280 , b ) 284 , c ) 292 , d ) 320 , e ) 322
Example Output: e

Example Input: Problem: nitin ranks 15 th in a class of 47 students . what is rank from the last ? 
Options: a ) 33 , b ) 38 , c ) 32 , d ) 28 , e ) 19
Example Output:
a