Question

The domestic electric appliances, these days, have star ratings (upto 5 stars) on them. The number of stars on them denotes that, more the number of stars-
1 longer the life span of the appliance
2 higher the energy efficiency of the appliance.
3 better performance of the appliance.
Which of the above statement/s is/are true ?
A.1 only
B.2 only
C.1 and 2 both
D.1 and 3 both

Answer 1

D.1 and 3 both

1. longer the life span of the appliance

3.  better performance of the appliance.