How many people currently live on planet Earth?
A) 1 million
B) 6 billion
C) 100 billion
D) unknown

The Best answer would be D because you don't know exactly how mush people live on the planet

Explanation:

:)

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.