The aerial root is also an adventitious root but it emerges from the aerial part of the stem. On the other hand, adventitious root may come out from under groud part of the plant except the radicle as in a number of monocots.

Bamboo has an adventitious root system

tap root system

because not all trees have branches which is adventitious and others have straight trunks without branches like coconut trees

Roots not arising from radical (embryonic root) are called adventitious roots.

Adventitious is your correct answer