A clock for the deaf might feature A. different colors and beeping sounds
B. high-frequency sounds and door knockers
C. louder and faster beeping sounds
D. low-frequency sounds and flashing lights

low- frequency sounds and flashing lights D

Explanation:

nutrients plays an impotent role in providing energy and stamina and power to our body.

carbohydrate

provide instant energy.( less energy )

fats

provide stored energy. ( very highe)

proteins

body building food.

vitamins

provide immunity to the body .

salads or fibre

clean digestive track.

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