How many soft cells does the battery in the Mac Book Pro (Retina Mid2012) or MacBook Pro (Retina, 15-inch, Early 2013 and Late 2013) have?

A.
5

B.
6

C.
7

D.
8

Explanation:
https://www.ifixit.com/Teardown/MacBook+Pro+15- Inch+Retina+Display+Mid+2012+Teardown/9462