Problem: Continue the following story.

It was easy for Samantha but not Rachel to pass the class because 
Here's how I want to continue it: Samantha took all the necessary steps to study and complete assignments.

Problem: Continue the following story.

Erin was more ready for the situation than Felicia so 
Here's how I want to continue it: Erin didn't have to prevent distractions.

Problem: Continue the following story.

Randy was shown how to trade stocks by Nelson since 
Here's how I want to continue it:
Nelson was quite experienced in the market.