<span>Above-ground pipelines save permafrost from destruction but they can
obstruct migration and destroy animal habitats.</span>
I believe the answer is a.
Answer:
4
Explanation:
The ongoing eruption, rated as VEI-4 on the Explosivity Index, was comparable to the event that occurred in 1902. Saint Lucia, Grenada, Antigua and Barbados all agreed to take in evacuees.