Bullfighting was brought to Mexico by the Spanish.
The first portion of the galaxy was the halo.
I hope this helps.
Well I am wrong the answer is A for that helps keep the environment clean
The answer is "Delta"
Delta is a flat triangular shaped land formed when a river carries and deposits
sediment at its mouth.
This usually happens where a river is entering an ocean, sea,
lake, reservoir,
and another river that cannot carry away the sediment supplied by the river.
The last one happens very rarely (Entering a river).