Which of the following sentences contains a comma error?
a. we left early for the airport, but a terrible accident delayed us.
b. before the game started the team, warmed up to energizing music.
c. after being infected with a virus, the computer hard drive crashed.
d. our tiny canoe was overwhelmed by the sudden, intense storm.

the purpose of the article is to tilt the reader’s opinion against food labeling for genetically engineered food. it presents expert opinion to support the claim that genetically engineered foods are safe and dismisses the opposing arguments."

the underline word is basically like a prepositional phrase.

they are important to miss lottie because they give beauty to her miserable life.

i say that the right answer is: three personal subject pronouns. that’s because you will see “she” two times, referring to the librarian, and “they” one time, referring to the books. personal subject pronouns are used to replace common nouns or proper names.

the only possessive noun it’s present on the first sentence, when the speaker refers to “his” father.