If (lim)(x->c)(f(x)-f(c))/(x-c) exists f...

If `(lim)_(x->c)(f(x)-f(c))/(x-c)` exists finitely, write the value of `(lim)_(x->c)f(x)` .

A

`underset(x to c)lim f(x)=f(c)`

B

`underset(x to c)lim f'(x)=f'(c)`

C

`underset(x to c)lim` f(x) does not eixst

D

`underset(x to c)lim` f(x) may or may not exist

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