Problem: Continue the following story.

Ian asked Robert to come over and help with his project to soundproof a room when
OPTIONS:
- Ian needed the help.
- Robert needed the help.
Here's how I want to continue it: Ian needed the help.

Problem: Continue the following story.

The boss said that Natalie was unable to type as fast as Lindsey due to
OPTIONS:
- Natalie having minimal training.
- Lindsey having minimal training.
Here's how I want to continue it: Natalie having minimal training.

Problem: Continue the following story.

Justin made Dennis go to the gas station to buy fuel for the car because
OPTIONS:
- Justin is busy fixing the car.
- Dennis is busy fixing the car.
Here's how I want to continue it:
Justin is busy fixing the car.