Which of the following questions would NOT be an appropriate scientific question that could be tested through experimentation? Please Help
Question 4 options:

What impact does pollution have on the colors seen in rainbows

What is the most popular color?

What affect does color have on moods?

Which brand of crayons has the brightest colors?

Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.