The sudbury igneous complex is in origin.
multiple choice
a) extraterrestrial/bolide
b) intrusive/plutonic
c) extrusive/volcanic

Option (B)

Explanation:

The Sunbury igneous complex are the intrusive or plutonic in origin, located at Northern Ontario, Canada. It is  massive igneous intrusion known as lopolith, which are funnel shaped, lenticular, concordant bodies. This forms when magma cools at a certain depth under the crust and undergoes crystallization, and they are often exposed on the surface due to erosion.

Thus, the correct answer is option (B).