Question

Evidence suggests that __________ originate in the Oort Cloud located beyond the orbit of the planets. a. comets c. meteoroids b. asteroids d. meteorites

Answer 1

a meteroite is a meteor that struck earth
a meteorode is a small rock in space that could eventually turn into a meteor
asteroids are a cluster of meteors
comets are icy meteors, seeing that the oort cloud is mostly ice i would say that the answer is comets.