What do quotas and embargoes have in common? O They both tend to raise prices
They both affect imports from certain countries
They both set limits on imported goods.
They both frequently result in domestic shortages.

is this a psat question, if so do not cheat try your best.

answer: accepted answer: aquatic animals use the oxygen dissolved in water to carry out respiration. since the amount of dissolved oxygen in water is low as compared to the amount of oxygen in the air, therefore the rate of breathing in aquatic animals is much faster than it is in terrestrial animals.

explanation:

the electromagnetic energy from the sun arrives in the form of visible and invisible light.

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.