Which sentence uses apostrophes correctly? a. it’s about time chris’s grades were brought up to a's and b's. b. its about time chris’ grades were brought up to a’s and b’s. c. it’s about time chris’s grades were brought up to a’s and b’s.

Which statement is an example of a complex sentence? a. although he denies them, dr. vasquez faced several scandals last year. b. people tend to use too many clauses in sentences that should be simple. c. cars tend to be expensive, but airplanes are in a price range of their own. d. i am in favor of proposition 1, and i am also in favor of proposition 16.