How does a centripetal force cause circular motion?

it acts at a right angle to the object’s motion and causes the object to constantly change direction.

it acts at a right angle to the object’s motion and causes the object to constantly change speed.

it acts in the direction of the object’s motion and causes the object to constantly change direction.

it acts in the direction of the object’s motion and causes the object to constantly change speed.

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.

i am pretty sure it is c because when people are closer together, they cannot move as freely. picture being in a mostly full elevator, for instance. the people are right next to you, and you can barely move.