All of the following advances in technology contributed to the Age of Exploration EXCEPT

the mariner's compass.
circumnavigation.
the astrolabe. ****
the caravel.

3 answers

I know I'm not Ms. Sue, but this is incorrect. Do you have any other guesses?
the caravel?
@anon
No. It's not astrolabe nor caravel. Look up the other two words to find their meanings.

You're on your own now.