Where did all the elements other than hydrogen and helium come from

They came from cosmic ray spallation. In this process, cosmic rays impact with the nuclei of larger heavier elements and shatter their nuclei so that lighter nuclei are created such as lithium, beryllium, and boron.

Explanation:

I hope this helped , have a great day :)

They were made in stars and other space objects.

plz mark me as brainliest.

a and c?

i think it is a and c

the answers are a b and d