Which statements describe global warming? Select two answer choices.

b & d (not e)

Explanation:

global warming occurs naturally and it is likely increased by humans

integrated circuit (ic) is defined as a set of electronic circuits on one small flat piece of semiconductor material, normally silicon. a functional electronic circuit requires transistors, resistors, capacitors, inductors, etc., and the connections between them.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.