you have to be patient with them because of their kids. When you talk to them you have to talk in a soft tone so they don't get scared or sad. Ask them their opinions. When you get mad at them don't scream or yell at them.
I think the answer is C because yeast because yeast starts to rise while you are kneading then you form the bread then bake ( try to look on the food network for recipes ( just to double check )