The answer would be 425.599 because 1 ATM is 760 mmHg.
C. "A" mentions that the drug killed all of the bacteria that are resistant to the drug, and that doesn't make any sense. "B" claims that all bacteria are resistant to the drug. This is not true. "D" mentions that bacteria eat the drug, which doesn't happen.
Answer:
I'd say "a" because not everything with plants and animals is perfectly organized together nothing ever is.
Answer:
The second one is the answer