What system includes oceans, lakes, rivers, and groundwater?
a.
geosphere
b.
hydrosphere
c.
atmosphere
d.
biosphere

B: Hydrosphere

Explanation:

Think of hydro as water like the water cycle.

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.