Answer:
Explanation:
The reason for that is because atoms make elements needed for survival(oxygen, hydrogen, nitrogen, carbon, etc.).
a)
26C5 -> 26 choices of 5 things
b)
15C1 × 11C4
c)
11C1 × 15C4
d)
11C2 × 15C2
e)
11C4
or
15C4
The corrects answer is 259 K
Its either B or C. Its NOT A and D. I know that for a fact.
Hope this at least sorta helped. Have a good day! :D