Which rays comes from the computer or mobile

Radio Waves

Explanation:

It is also known as radiation, very common in electric appliance as devices

electromagnetic radiation

Explanation:

The type of radiation emitted from mobile phones is electromagnetic radiation. It's present in mobiles because they use radio frequency (RF) waves to make and receive calls. Mobile phone radiation doses are considered to be very small as the emissions are low power (short range)

b. native americans them

in griswold v. connecticut (1965), the supreme court ruled that a state's ban on the use of contraceptives violated the right to marital privacy.