[Q]: Which of the following solutions is better for the following goal:
How to keep a book open without using your hands when reading in bed?

OPTIONS:
- use a binder clip at the meeting point of the pages at the top and prop the book up on your legs
- use a binder clip at the corner edge of one of the pages and prop the book up on your legs

[A]: use a binder clip at the meeting point of the pages at the top and prop the book up on your legs

[Q]: Which of the following solutions is better for the following goal:
how to charge riding mower battery

OPTIONS:
- Make sure the charger is off. Hook-up the positive cable on the charger to the positive terminal on the battery. Hook up the negative cable on the charger to the negative terminal on the battery. Set the charger to the slowest charge rate.
- Make sure the charger is off. Hook-up the positive cable on the charger to the negative terminal on the battery. Hook up the negative cable on the charger to the positive terminal on the battery. Set the charger to the slowest charge rate.

[A]: Make sure the charger is off. Hook-up the positive cable on the charger to the positive terminal on the battery. Hook up the negative cable on the charger to the negative terminal on the battery. Set the charger to the slowest charge rate.

[Q]: Which of the following solutions is better for the following goal:
how to identify mushrooms you can eat

OPTIONS:
- Avoid mushrooms with white gills, a skirt or ring on the stem and a bulbous or sack like base called a volva. You may be missing out on some good edible fungi but it means you will be avoiding the deadly members of the Amanita family. Avoid mushrooms with red on the cap or stem.
- Eat mushrooms with white gills, a skirt or ring on the stem and a bulbous or sack like base called a volva. You may be missing out on some good edible fungi but it means you will be avoiding the deadly members of the Amanita family. Avoid mushrooms with red on the cap or stem.

[A]: Avoid mushrooms with white gills, a skirt or ring on the stem and a bulbous or sack like base called a volva. You may be missing out on some good edible fungi but it means you will be avoiding the deadly members of the Amanita family. Avoid mushrooms with red on the cap or stem.

[Q]: Which of the following solutions is better for the following goal:
chopsticks

OPTIONS:
- can replace butter knife in the kitchen
- can replace refrigerator in the kitchen

[A]:
can replace butter knife in the kitchen