Can someone give me the answer along with the work

Ill give you free points and brainliest if you me with the correct answer every time you hit the brakes, you are attempting to overcome a. potential energy b. kinetic energy c. static electricity d. the force of impact

What are the significant quotes in invisible man by ralph ellison

The double-blind procedure is most for a.random assignment b.the placebo effect c.operational definitions replication d. standard deviations