Answer:
4. The elephants were trying to stay cool in the oppressive heat. The lions were hiding in the shady canyons.
Explanation:
You know what a conjunction is, you’ve mastered coordinating conjunctions, and you’re pretty sure you understand subordinating conjunctions; there’s just one more hurdle now between you and total conjunction domination: correlative conjunctions. Fear not, Grammar Conquistador. You are about to be victorious.