A gym advertises that at least $85\%$ of its members attend more than once per week. In a hypothesis test of this claim, which of the following describes a Type II error?

Concluding that less than $85\%$ attend more than once per week when at least $85\%$ do

Concluding that at least $85\%$ attend more than once per week, whereas fewer than $85\%$ do

Concluding that exactly $85\%$ attend more than once per week

Concluding that attendance cannot be determined