Explanation And Answer:
Hi! I hope this helps! :)
I saw someone already answered A and C, so you can check that out. :)
For the question, "What is the total bacteria in simplified form?":
You can change it by doing 2 x 2 x 2 x 2 x 2 x 2 = 64.
For A and B, like the other person said:
A: 2^6
C: 64
You can check out their explanation down below/above, since I don't want to copy their response. Hope this helped!! :D