Check this option and go to Q3

I carefully select my answer and start reading the next question.

Question 3

A lab has two bacteria cultures. Culture A contains 8*10^4 bacteria, and culture B
contains 4*10^6 bacteria. How do the two cultures compare in size?

I am given 4 options:

A) Culture A contains twice as many bacteria as culture B.
B) Culture A contains 1/2 as many bacteria as culture B.
C) Culture A contains 1/25 as many bacteria as culture B.
D) Culture A contains 1/50 as many bacteria as culture B.