(20) Temperature is carefully controlled since these young animals are not as good at controlling their body temperature as are adults.
Look at the underlined section marked (20). Choose the answer that best corrects this sentence, if appropriate.
->)
A)
Correct as is.
B)
Temperature is carefully controlled; these young animals are not as good
at controlling their body temperature as are adults.
Temperature is carefully controlled before these young animals are not as
good at controlling their body temperature as are adults.
Temperature is carefully controlled even though these young animals are
not as good at controlling their body temperature as are adults
D