Answer:
either 2 or 4
Explanation:
if more people buy one thing, the price will go up.
if more people buy computers, the price will go up.
Liquids are usually less dense than solids but more dense than air. Temperature can change a liquid's density. For example, increasing the temperature of water causes the molecules to spread farther apart. The farther apart the molecules are, the less dense the water is.
