Which of the Following Statements Best Explains Why It Is

Multiple Choice

Which of the following statements best explains why it is usually easier to keep a sliding object moving than it is to start the object moving?

A) Kinetic friction is typically equal to static friction.
B) Kinetic friction is typically less than static friction.
C) Kinetic friction is a force that resists attempts to start an object moving.
D) Kinetic friction is a force that opposes the sliding of two objects over each other.