According to the Household Quintile Income graph, the bottom 20% (Quintile 1) of the U. S. population earn
of the household income.
53 percent
47 percent
8 percent
3 percent

c. establishing proper sleep hygiene

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.

b is the answer and if you need further with anything message me

its b. greenhouse gasses trap uv rays for heat so that the plants stay alive.