Here is a 13-year-old version of the young actress in Hollywood showcasing a youthful curled hairstyle at a "Crossroads" movie premiere at Grauman's Chinese Theatre back in 2002 (left). This was the same time she played Emily Stewart -- Bob Saget's daughter -- in "Raising Dad."

And, more than 2 decades later ... the Marvel studios star has been showing off her natural beauty and glow -- most recently during Paris Fashion Week (right) -- as well as hitting the big screen this weekend, playing the rebellious Carol Danvers in "The Marvels."

The question here is ...