Problem: Continue the following story.

Paula is so introverted she joins an online group rather than an in-person club, because the 
Here's how I want to continue it: group seems comfortable.

Problem: Continue the following story.

William was responsible with energy consumption, but Steven was wasteful for the reason that 
Here's how I want to continue it: Steven was environmentally irresponsible.

Problem: Continue the following story.

The cleanser was a better solution to the acne than the cream, so the 
Here's how I want to continue it:
cleanser is probably stronger.