The painting watson and the shark was based on a true event of a shark attack. true, false?

True

Explanation: This is true, in 1749 a boy named Brook Watson was attacked by a shark and lost a leg in the event. The boy was rescued after some attempts and survived to latter become a Lord Mayor of London The painting made by John Singleton Copley,  illustrates the rescue of the boy.

Then, the statement is true.

i believe the correct answer is: must sculpture be beautiful to be considered art?

the aesthetics represents the exploring of beauty and taste of nature in art, with the creation and appreciation of beauty. having that in mind, i believe the appropriate aesthetic question you could ask about gianlorenzo bernini’s sculpture david is “must sculpture be beautiful to be considered art? ”.