Three percent of the water on earth is freshwater. less than 0.5% of all the freshwater on earth is found a) underground. b) in aquifers. c) in rivers and lakes. d) frozen, in ice caps and glaciers. i think its d but i'm not sure.

the answer is 100% density i've answered this question before and done the quiz myself.

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.