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Moderate

# Comparing Integrals 1

APCALC-8SKSKB

If $f(x)$ is a differentiable function, which of the following statements is true?

I.$\cfrac { d }{ dx } \int _{ 2 }^{ 0 }{ f( t ) dt=-f( x ) }$
II. $\cfrac { d }{ dx } \int _{ 2 }^{ x }{ { f }^{ \prime } } ( t ) dt={ f }^{ \prime }( x )$
III. $\cfrac { d }{ dx } \int _{ 2 }^{ x }{ { f } } ( t ) dt={ f }( x )$

A

I only

B

II only

C

l and III

D

II and III