Which of the following is the correct network diagram f…

Which of the following is the correct network diagram for the table?

A.
Begin-A-C-D-E-End-B-D

B.
Begin-A-B-C-D-E-End

C.
Begin-A-B-D-E-End A-C-D

D.
Begin-A-C-D-E-End-B-C