Explanation:
sadly this means the Tusk cannot be removed like a tooth
I'm thinking B because my implies that the person possesses that thing. My bicycle. He is in possession of the bike
Depending on the sentence content, there are four ways to puncuate a compound sentence with two independent clauses -
Use a semicolon
Use a semicolon and a transition word (however, therefore)
Use a colon
Use a comma and coordinating conjunction (and, but, for)