Jonas is growing up within a happy and healthy nuclear family. what behavior can be attributed to this family
dynamic?
his mood swings that are directed at family and friends
his recent interest in trying alcohol with his friends
his overall display of gentleness toward others
his fluctuation in gpa and grades

The behavior that should be attributed is third option.

Since Jonas should be growing up with the nuclear family i.e. happy and healthy that means he lived in good & household environment so his display should be the kind of gentleness with respect to the others.

Learn more about the behavior here: link

His overall display of gentleness toward others.

Explanation:

Nuclear family's are one of the best types of families. Jonas is growing up in a good household environment, which can effect the way he acts.

                                                        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.