Select the sentence with the correct use of semicolons.
A. We visited many interesting places this summer: Denver, Colorado; Salt Lake City, Utah; and San Francisco, California.
B. We visited many interesting places this summer: Denver; Colorado; Salt Lake City; Utah; and San Francisco; California.
C. We visited many interesting places this summer; Denver, Colorado; Salt Lake City, Utah; and San Francisco, California.
D. We visited many interesting places this summer; Denver, Colorado, Salt Lake City, Utah, and San Francisco, California.