hurry please!

Between 1900 and 2010, how did the world’s population change?
A.
It increased from about 1.5 billion to almost 7 billion.
B.
It decreased from about 7 billion to about 1 billion.
C.
It increased from about 5 billion to about 7 billion.
D.
It decreased from about 7 billion to about 1.5 billion.