Question

LED bulbs are preferred over CFL and Incandescent bulbs because,
(i) They are cheap.
(ii) They are energy efficient.
(iii) They are very bright.

Select one:
a. All are correct
b. (ii) is correct
c. (ii) & (iii) are correct
d. All are wrong

Answer 1

Answer:

all are wrong is the right answer

Answer 2

Answer:

(I)they are energy efficient

Explanation:

c.is correct