Concept:This term comes from Latin and tells the buyer to be cautious before purchasing.Explanation:Caveat emptor means "let the buyer beware."The buyer must thoroughly examine the goods before making payment.Once payment is made, the seller is generally not responsible for defects unless a warranty or guarantee is given.This principle protects the seller from claims after the sale.The other options are wrong: uberimae fidei means "utmost good faith," caveat venditor means "let the seller beware," and consumer sovereignty means buyers influence production through demand.Answer:D. caveat emptor