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Math·Advanced Math·Nonlinear functions

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$y=0.25x^2-7.5x+95.25$

The equation gives the estimated stock price y, in dollars, for a certain company x days after the company went public, where $0\le x\le 20$. Which statement is the best interpretation of $(x,y)=(1,88)$ in this context?

A

1 day after the company went public, the company’s estimated stock price is $88.

B

88 days after the company went public, the company’s estimated stock price is $1.

C

The company’s estimated stock price increased $88 every day after the company went public.

D

The company’s estimated stock price increased $1 every 88 days after the company went public.