Read the Assertion A and Reason R below and choose the correct option.
Assertion A: People can easily float on the surface of water of Dead Sea even if they do not know to swim.
Reason R: Dead Sea has 300 gm of salt in one litre of water making it, the sea having highest salt concentration.

Correct option is B

Both the assertion and reason are true. The high salt concentration in the Dead Sea increases the water's density, making it easier for people to float. The reason provided correctly explains the assertion. Hence, the correct answer is (b) Both A and R are true and R explains A.