In the context above, which sentence is complex?

Answer

Although the clinic was crowded, the staff remained calm.

Rationale

A complex sentence contains a dependent clause and an independent clause.

Answer choices

• B. Although the clinic was crowded, the staff remained calm.

  A complex sentence contains a dependent clause and an independent clause.

• C. The clinic was crowded, and the staff remained calm.

• D. The clinic was crowded.

• A. The clinic was crowded; the staff remained calm.