Question

1. the largest igneous intrusion is called a(n) ______

sill
dike
obsidian
batholith

Explanation:

Sills and dikes are smaller igneous intrusions; obsidian is an extrusive igneous rock. Batholiths are the largest type of intrusive igneous bodies, forming from cooled magma deep underground and covering extensive areas.

Answer:

D. batholith