University Officials Say That at Least 70% of the Voting

Multiple Choice

University officials say that at least 70% of the voting student population supports a fee increase. If the 95% confidence interval estimating the proportion of students supporting the fee increase is [0.75,0.85],what conclusion can be drawn?

A) Seventy percent is not in the interval,so another sample is needed.
B) Seventy percent is not in the interval,so assume it will not be supported.
C) The interval estimate is above 70%,so infer that it will be supported.
D) Since this was not based on the population,no conclusion can be drawn.