*Ans* playing around
*Question* The two were wrestling, having fun and what?
Options:
- making things
- hug
- kiss
- playing around
- constructing
*CoT* Playing means to engage in some activity for enjoyment and recreation. Having fun causes enjoyment.


*Ans* jigsaw puzzle
*Question* What do you fit a piece with another piece?
Options:
- puzzle box
- chess game
- plate
- jigsaw puzzle
- plate
*CoT* A jigsaw puzzle is something where one has to fit all the pieces together in order to see the whole pictures. Its a puzzle where one can fit a piece with another piece.


*Ans* immune system

*Question* What does a person use to fight off disease?
Options:
- immune system
- name
- one head
- grip
- fingernails
*CoT* Human beings have inbuilt defence mechanism. It helps them fight diseases. This defence mechanism is called the immune system.