[Q]: Which of the following solutions is better for the following goal:
how do you pay for a city bus fare?

OPTIONS:
- put change into the coin machine or bills into the dollar slot.
- slide your card in the card slot.

[A]: put change into the coin machine or bills into the dollar slot.

[Q]: Which of the following solutions is better for the following goal:
Prevent vampire power waste.

OPTIONS:
- Unplug all electronics when not in use.
- Unplug some electronics when not in use.

[A]: Unplug all electronics when not in use.

[Q]: Which of the following solutions is better for the following goal:
How can I get permanent marker off skin?

OPTIONS:
- Go over it with a highlighter and rub off.
- Go over it with a pencil and rub off.

[A]: Go over it with a highlighter and rub off.

[Q]: Which of the following solutions is better for the following goal:
How do you keep quesadillas warm and crispy?

OPTIONS:
- To keep it crispy, heat a non-stick pan on medium-low until hot. Put in the quesadilla and heat for a minute or two on each side. You'll know it's done when the cheese melts and the tortilla has regained its crispness.
- To keep it crispy, heat a non-stick pan on medium-high until hot. Put in the quesadilla and heat for a minute or two on each side. You'll know it's done when the cheese melts and the tortilla has regained its crispness.

[A]:
To keep it crispy, heat a non-stick pan on medium-high until hot. Put in the quesadilla and heat for a minute or two on each side. You'll know it's done when the cheese melts and the tortilla has regained its crispness.