Answer:
you do 2*23 to get that you lose 46% light intensity which means frank will not be able to see because the intensity is 54%
Step-by-step explanation:
A. None of these
The largest perfect square under 100 would actually be 81 (9 x 9)
90 and 99 are not perfect squares and 64 is smaller than 81.
answer is b
c
