Which events caused the oceans to form? select two options.

the sun released a strong burst of water vapor.
as the earth cooled, water condensed.
materials collided due to strong gravitational forces.
the ozone layer formed to protect against harmful uv ray exposure.
water vapor increased during formation of the early atmosphere.

It would be water vapor increased during formation of the early atmosphere

i think its the first  one and last one

Explanation:

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.