All the plumbing fixtures and toilets should be low flow, which reduces the amount of water
needed while still maintaining the pressure. true or false

True

Explanation:

The low flow fixtures are used in sinks, shower heads and toilets. These are used to conserve water and to fullfill the purpose of water use efficiently.

This saves the freshwater to the maximum. Hence, helps in water conservation a valuable environmental resource.

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.

it would be a gas formation