Technician A says a thermostat which opens too soon can cause ...

[nelaaney]

Technician A says a thermostat which opens too soon can cause poor heater operation. Technician B says low coolant level can cause poor heater operation. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

Question 2

Semiconductors have how many electrons in their valence rings?
 
  A) More than four B) Less than four C) Four D) None of these

[kaillie]

Answer to Question 1

C

Answer to Question 2

C