Please help! Will give brainiest, please explain the constant of proportionality to earn it, thank you.

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Will gve pints stars and brainliest