In the Given Problem $\frac{16(\mathrm{y}+9)}{4(\mathrm{y}-7)} \div \frac{?}{(\mathrm{y}-7)(\mathrm{y}-6)}=\frac{4(\mathrm{y}-6)}{(\mathrm{y}-9)}$ , What Must Be the Polynomial That Is Represented by Be

Multiple Choice

In the given problem $\frac{16(\mathrm{y}+9) }{4(\mathrm{y}-7) } \div \frac{?}{(\mathrm{y}-7) (\mathrm{y}-6) }=\frac{4(\mathrm{y}-6) }{(\mathrm{y}-9) }$ , what must be the polynomial that is represented by the question mark?

A) $\frac{(y-6) 2(y-7) ^{2}}{(y-9) (y+9) }$
B) $(y+9) (y-9)$
C) $\frac{16(y+9) }{(y-9) (y-7) ^{2}}$
D) $(y-9) (y-9)$