The symbiotic relationship that describes the association of hermit crabs and snails is commensalism.
Commensalism is a kind of connection between two living organisms in which one organism profits from the other without harming it. A commensal species profits from another species by obtaining locomotion, shelter, food, or support from the host species, which (for the most part) neither benefits nor is harmed.
Thus, commensalism is a symbiotic relationship between hermit crabs and snails.
To learn more about commensalism click here:
https://brainly.com/question/717567