With the opening and growth of retail health insurance centers around Florida, marketers at Blue Cross Blue Shield of Florida should watch out for...

a$.$ the centers losing their uniqueness as competitors copy the idea with centers of their own.

b$.$ brokers moving their business to other carriers in protest of the competition that these retail centers pose to them.

c$.$ positive publicity stemming from the uniqueness of buying health insurance at a retail "store $."$

d$.$ all of the above