PT 48 S2 Q2

Henri has exactly five electrical appliances in his dormitoryroom: a hairdryer, ... ...

Assume that Henri is using exactly two appliances and is not using the microwave oven. Which one of the following is a list of all the appliances, other than the microwave oven, that Henri CANNOT be using?
(A) hairdryer
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Grouping: Lesson Set 1 (of 3) - Intro