The correct answer would be [ to experience, go through or endure ]
I hope this helps!!!
That is odd, maybe try reviewing it to get their attention for your web, plus on my screen it comes out regular, like how you said. Maybe try using it online or try using the app to see if it has gotten better.
A subordinating conjunction usually introduces an adverb clause.
Answer: B is your answer.. I know it can never be the last two.