A
The team had three primary goals; increase sales, reduce costs, and improve customer satisfaction.
B
The new policy includes several provisions; however, some lawmakers are still debating its overall impact.
C
She enjoys painting landscapes; reading historical novels; and hiking mountain trails.
D
Before the trip, we packed essentials; clothes, toiletries, and snacks.
✓ Correct Answer: Option B
A semicolon is correctly used to join two independent clauses connected by a conjunctive adverb like 'however'. Options A, C, and D misuse semicolons to introduce a list or separate items in a simple series, where a colon or commas would be more appropriate.