Instructions: In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Input: Problem: a rectangle with width 8 and diagonal 30 . find the area ?
Options: ['a ) 240 square units', 'b ) 180 square units', 'c ) 100 square units', 'd ) 150 square units', 'e ) 160 square units']
Output:
a