Answer:
Olives are the fastest burrowers among gastropods.
Step-by-step explanation:
The major classes of living mollusks include gastropods, bivalves, and cephalopods
Gastropods. Gastropods include snails and slugs. They use their foot to crawl. ...
Bivalves. Bivalves include clams, scallops, oysters, and mussels. ...
Cephalopods. Cephalopods include the octopus and squid.