Consider the following statements.
1) Sound is a wave-motion and requires a material medium for transmission.
2) Light waves are longitudinal in nature, while sound waves are transverse in nature.
3) Longitudinal waves can be produced in solids, liquids and gases.
a) 1 only
b) 2 , 3 only
c) 1 & 3 only
d) 1, 2 , 3 only
Answer: (B) 1,3 only