In a day, Steven can catch 450 lobsters, or 100 crabs. In a day, Cynthia can catch 15 lobsters, or 10 crabs. In order for both Steven and Cynthia to engage in trade and specialize in the production that they have comparative advantage in, the term of trade must be larger than [ Answer09A ] lobsters per crab and less than [ Answer09B ] lobsters per crab