-I could be wrong- Id go with the 3rd choice
Answer:
Hygeine: conditions or practices conducive to maintaining health and preventing disease, especially through cleanliness.
Explanation:
In other words it is taking care of your health. For example brushing your teeth.
The third sentence, "Walter forgot his homework, so he had to go all the way home to get it."
I believe it’s A. Let me know if it’s correct afterwards.