A is your answer The ratio of females to males
In a crystal, the molecules are closer together as they are in any solid. they have less room to move, and might even be combined together rather than individual
The answer is: Plastic
Plastic is the result of the addition polymerization of poly(alkenes). Thus plastic is a synthetic organic material.
Hope it helped!
Opinion : I disagree recycling can help them, but it still will not clear the environment.