D- because they are used for things such as highways, parks, libraries, and schools.
Na/K concentration in and out of the cell at the homeostatic level. It does this by pumping sodium and potassium ions in and out when it's needed of it in order to maintain the concentration of both ions stable across time.
Answer: Because Communism (Soviet union) And capitalism are almost complete opposites of each other and their ideology clash with each other
Idk d it might be d i might be wrong