Question

The primary energy source that operates a building's air conditioning controller is typically electric, pneumatic, or

A. thermostatic.
B. passive.
C. electronic.
D. hydraulic.

Answer 1

The answer is A i hope this helped

Answer 2

(c) electronic

Step-by-step explanation:

for pf, this is correct....Here is the sentence from the pf lesson

" The primary energy source for the controller within buildings is typically electric, pneumatic, or

electronic

."