Which of these is the best derived
through diet dairy water grains iron

I am pretty sure that the answer is iron.

Explanation:

I just took the quiz and grains were wrong, and when you diet you can eat a lot of dairy products and your supposed to drink lots of water. That is how I concluded that iron is the answer. Tell me if I got it right.

                                                        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.

you would have a std. i hope this .