Ariana explains to her sister that there are some things you cannot see with your eyes, such as atoms. Which is a reason that some things cannot be seen with just your eyes? (A)Matter is made up of even smaller parts. (B)Matter that is tiny is too far away.(C)Matter moves faster as it gets smaller. (D)Matter that is small is too hot to see. This is (10 points) help

Jenny places a strip of ph paper into a solution. when she removes the ph paper, it has turned yellow-green. what should jenny do next to determine the ph of her solution? a. use a different testing method because the ph paper should not change colors b. place the ph paper into a machine that reads the ph of the solution c. compare the ph paper's color with the color of ph paper from another solution d. compare the ph paper's color with a chart of colors and ph ranges