At about 10–12 months, babies fear losing their mother or other primary caregiver. This happens because they A. fear strangers.
B. don't want to learn autonomy.
C. know that everyone dies.
D. don't understand object permanence.
(It’s not A)

The answer would be 'd'

Explanation:

At 10-12 months of age babies are still wondering about the world. They have always known that their parents will be there to meet their needs, but the parents have to start going back to regular lives.

They will most likely find a daycare or a caregiver to watch them during the day.

Idrk Know but (B or D) Makes the most sence if its not (A). Sorry if im wrong.

Explanation:

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.