Calculus : Introduction to Derivatives

The motion of an object is shown below.  The slope of the line represents

Given the graph below, at what point is the derivative the greatest?

At how many places is the derivative equal to ZERO

Which of the following is another name for the slope between two points?

Which of the following is the name for the slope of a tangent line?

The Average Rate of Change from point A to point B

What's greater?  The IROC at B or the IROC at E?