Alice refuses to sit next to either Bob or Carla. Derek refuses to sit next to Eric. How many ways are there for the five of them to sit in a row of 5 chairs under these conditions?

**Answer Choices**

A. 12

B. 16

C. 28

D. 32

E. 40

Alice refuses to sit next to either Bob or Carla. Derek refuses to sit next to Eric. How many ways are there for the five of them to sit in a row of 5 chairs under these conditions?

**Answer Choices**

A. 12

B. 16

C. 28

D. 32

E. 40