Which one of the following sentences is punctuated correctly? A. Della arrived on time, it was just two o'clock. B. She kept my
surprise a secret, but she had a hard time doing it. C. Darleen chose Tara, Holly, and, Marlene as her lab partners. D. I found a large, smooth, rock on the beach yesterday.
The correct answer for the given question above would be option B. The sentence that is punctuated correctly is "She kept my surprise a secret, but she had a hard time doing it". The use of a comma is correctly used in this sentence, which is before the conjunction "but" which introduced a new clause.
C) it focuses attention on the vast, empty space in which the statue is decaying because the alliteration emphasises how utterly isolated this statue is, an ancient pharaoh ruling over an abandoned civilisation
I believe the answer is A. In Gumption, the dialogue helps develop the characters, while in The Secret Life of Walter Mitty, the dialogue helps distinguish real life from Walter Mitty's imagination.