How have social forces influenced automotive technology?

The answer to your question would be c. mineral oil  

Ithink it’s carbon dioxide

Answercreating graphs and performing calculations;

The surface of the water droplet is held together by the attraction between molecules. in order for water to flow more easily into these small spaces, you need to decrease its surface tension. you can do this by adding soap, which is a surfactant (a material that decreases the surface tension of a liquid).