Third-quarter net sales for the Hershey Company, in billion dollars, in t years from 2018 can be approximated by f(t) = 2.08t + 0.023 .

A) f(3) = 6.239 billion dollars, f'(3) = 2.08 billion dollars per year; interpreted as Hershey's net sales in the third quarter of 2021 being approximately $6.239 billion, with a growth rate of $2.08 billion per year at that time.
B) f(3) = 6.239 billion dollars, f'(3) = 0.023 billion dollars per year; interpreted as Hershey's net sales in the third quarter of 2021 being approximately $6.239 billion, with a growth rate of $0.023 billion per year at that time.
C) f(3) = 6.239 million dollars, f'(3) = 2.08 million dollars per year; interpreted as Hershey's net sales in the third quarter of 2021 being approximately $6.239 million, with a growth rate of $2.08 million per year at that time.
D) f(3) = 6.239 million dollars, f'(3) = 0.023 million dollars per year; interpreted as Hershey's net sales in the third quarter of 2021 being approximately $6.239 million, with a growth rate of $0.023 million per year at that time.