Problem: Continue the following story.

When Steve went fishing he chose to use a rod instead of a spear because the
Here's how I want to continue it: rod required simple fishing skills.

Problem: Continue the following story.

Jessica had a history of cancer in her family, while Cynthia had no cancer in her family, so
Here's how I want to continue it: Cynthia was less likely to get the disease.

Problem: Continue the following story.

Rebecca is trusted by people a lot more than Samantha is because
Here's how I want to continue it:
Rebecca is a truthful person.