The 2nd one have a great day.. :D
It is B, and also for a moment I didn't understand that 4.69 x 10^22. I almost did this whole problem wrong.
One thing that does not change is the chemical composition of water, which is still H2O. And maybe mass, if all of the particles remain inside the beaker, which was never mentioned in the question so I am not sure.
Answer:
one could be the weather.
phenotypes are physical characteristics of a person and there non genetic factors that play a role.
weather and environmental factors, your surroundings and orders related to the environment basically
