Which statement about melting and boiling points is true? Question 3 options:

A. As you move down group 7A in the periodic table, the melting and boiling points of the elements decrease.

B. As you move up group 8A in the periodic table, the melting and boiling points of the elements increase

. C. Smaller atoms in group 8A require higher boiling points for the molecules to separate from each other than larger atoms in group 8A.

D. Larger atoms in group 8A require higher boiling points for the molecules to separate from each other than smaller atoms in group 8A.