you need to follow to achieve this?

You are designing a Load Plan in which you need to run Interfaces A and B one after the
other while running Interface C at the same time. Which steps do you need to follow to
achieve this?

A.
Add a Parallel step, add two Serial steps underneath it, and then add A and B to one
serial step and C to the other one

B.
Add a Parallel step, drag A and B and C into the Parallel step

C.
Add a Parallel step, add two Parallel steps underneath it, and then add A and B to one
Parallel step and C to the other one

D.
Add a Parallel step, add three serial steps underneath it, and then add A to the first Serial
step, to the second one, and then C to the last one