Q: In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Problem: 4,25 , 49,121 , 169,289 , 361,529 , 
Options: a ) 149 , b ) 169 , c ) 841 , d ) 920 , e ) 219
A:
c