WeBWorK using host: https://webwork-ptx.aimath.org, format: simple seed: 45

Suppose $N = f(t)$ is the total number of inches of snow that fall in the first $t$ days of January.

Which of the statements below best explains the meaning of the INVERSE function $f^{-1}$ ?

A. The days for which there are $N$ inches of snow on the ground
B. The number of days it takes to accumulate $N$ inches of snow
C. The number of inches of snow accumulated in $t$ days
D. The number of inches of snow on the ground after $t$ days
E. None of the above