A deep ocean current. its is caused by a combination of temperature and salinity driven currents and surface level wind-driven currents.
A tornado is a violently rotating column of air extending from the base of a thunderstorm to the ground, often made visible by a condensation funnel. The formation of tornadoes<span> is complicated. So the answer would be A
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Sorry If I misspell or have horrible grammar
Explanation :
Rainforests have a lot of plants and animals because ;
Climate : The rainforest(s) are in very tropical regions , meaning the recieve a lot of sunlight . The energy is stored in plant vegetation . Animals are attracted to the food and eat it .
Edit : Also I tried to put the answer I found into my own words , I noticed the 1st person copied and pasted an answer which is copying