Hi! I would say the answer is D. providing services
Answer:
the answer is B. diffusion of water through a selectively-permeable membrane
Explanation:
<u>Osmosis</u>
<em>a process by which molecules of a solvent tend to pass through a semi-permeable membrane</em>
The Heliocentric Theory is that Earth and all other planets all revolve around the Sun and the Sun is the center of the universe, instead of the Geocentric Theory which put the Earth at the center of the universe.
Hope that helped! If so mark me as brainliest please, I’m trying to rank up :)
<span>Isolationism tends to be borne out of a sense of nativism: that is, the idea that we are the best country among others tends to make us wary of wanting to help other nations. In the '20s, this idea that we shouldn't entangle ourselves in the arguments of other nations led to the US taking an isolationist stance on world diplomatic matters.</span>