A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.
The mechanic uses old spare parts for the car.
A) Old spare parts were used for the car by the mechanic.
B) Old spare parts was used for the car by the mechanic.
C) Old spare parts is being used for the car by the mechanic.
D) Old spare parts are used for the car by the mechanic.
A) Old spare parts were used for the car by the mechanic.
B) Old spare parts was used for the car by the mechanic.
C) Old spare parts is being used for the car by the mechanic.
D) Old spare parts are used for the car by the mechanic.
Answer & ExplanationAnswer: D) Old spare parts are used for the car by the mechanic.
If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the marginal revenue is zero.