Answer: Polygenic inheritance.
Explanation: Some characteristics are polygenic, meaning that they're controlled by a number of different genes. In polygenic inheritance, traits often form a phenotypic spectrum rather than falling into clear-cut categories.
Well for starters cross out A) because everything doesn't have to be entertaining at the same time, cross out B) because its important to have evidence so people know its true, so its C) because showing evidence helps the audience know its correct.
Roxanne's purpose of writing this letter is to convince the city council to restart the curbside recycling program.
Explanation:
The starting statement clearly states that Roxanne wants to ask the city council to reconsider the decision to end the curbside recycling program in their town which means that they are ending the recycling program and Roxanne wants them to restart it as he tells the benefits of the program by stating how it keeps community cleaner and keeps the waste out of landfills by recycling things that would normally go into trash. Hence, we can say that Roxanne's purpose of writing this letter is to convince the city council to restart the curbside recycling program.