Read the three sentences below. then, combine the sentences into a compound-complex sentence.

swimmers should be careful. shark attacks are rare. shark attacks can be prevented.

a. because shark attacks are rare and preventable, swimmers should be careful. b. swimmers should be careful, and shark attacks are rare, and attacks can be prevented.
c. shark attacks are rare, and attacks can be prevented if swimmers are careful. d. shark attacks can be prevented when swimmers are careful.

The correct option is C.  Shark attacks are rare, and attacks can be prevented if swimmers are careful.

A compound-complex sentence brings both of these sentence forms together. In other words, ia compund-complex sentence contains at least two independent clauses (like a compound sentence) and at least one dependent clause (like a complex sentence). A complex sentense consists on a dependent clause joined to an independent clause. And a compound sentences are formed by combining two independent clauses.

1- cleans/ tidies up

2- were

3-would be

4- had known

5-takes

6-must be/ have to be/should be

i guess the cause and effect would show how being around the smoke(the cause) can have negative effects on the body.

explanation: