If 'APPLE' is coded as '13524', 'BANANA' as '214321', and 'GRAPE' as '75423', what is the code for 'LEAP'?

Answer: A. 5243
By analyzing the codes, 'L' is '5', 'E' is '4', 'A' is '2', and 'P' is '3'. Therefore, 'LEAP' is coded as '5243'.