Problem: What happens next in this paragraph?

How to prevent mold in the kitchen
Use a garbage can that holds about 1 day's worth of garbage and empty it daily to prevent growth of mold.
Garbage is moist and has organic material where molds can grow.
Clear old food out of the refrigerator regularly.
A: If you think you'll never eat the food, throw it out immediately. Check the refrigerator thoroughly at least once and dispose of old food.

Problem: What happens next in this paragraph?

Men are walking to a bike shop and talks with the man inside. they
A: are assembling different pieces of the bike.

Problem: What happens next in this paragraph?

How to ensure passive immunity in newborn puppies
Watch the newborn puppies closely.
In general, newborn puppies can easily find their mothers' nipples and begin nursing. However, some newborns may have more trouble nursing.
A: Because colostrum is vital to a newborn puppy's survival, and is available for only a short time after birth, each newborn puppy will need to start nursing almost immediately after birth. Watch each newborn puppy to see which ones are nursing and which ones are not.

Problem: What happens next in this paragraph?

A set of toddler boys are standing up against the wall talking and playing with toothbrushes. they
A:
both begin to brush their teeth ferociously without any toothpaste or water.