Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term.

AMOUNT : MOUNT :: BRIDGE : RIDGE :: BRIGHT : ?

RIGHT

AMOUNT : MOUNT :: BRIDGE : RIDGE :: BRIGHT : ?

The logic followed here is :

Ist term - Eliminating ist alphabet = Second term

AMOUNT - A =  MOUNT

BRIDGE - B = RIDGE

Similarly

BRIGHT - B = RIGHT