Study the diagram and identify the region which represents students who study Art or Economics but not both:

Options

A. A+D
B. A+M+D+C
C. A+M+N+C+D
D. A+N+D

Answer

B

Explanation

Students studying Arts and or Economics.
`rArr` A, M, O, N, C, D. O and N are common to Arts and Economics. A, M, D and C are studing Art or Economies but not both.