Which one of the following sentences is punctuated correctly?
a. i found a large, smooth, rock on the beach yesterday.
b. darleen chose tara, holly, and, marlene as her lab partners.
c. she kept my surprise a secret, but she had a hard time doing it.
d. della arrived on time, it was just two o'cloc

Which options most accurately explain how the author of the war of the worlds uses the crash landing of the spaceship to introduce ogilvy's character? (select all that apply.)the war of the worldsogilvy goes to the site of the crash and is immediately certain that it has been caused by aliens. because of this, he immediately gets the townspeople together to fight. his actions characterize him as brave.ogilvy tries to those inside the cylinder. his actions characterize him as compassionate.ogilvy goes to the site of the crash to explore the area the morning after seeing the shooting star. once there, he examines the cylinder. his actions characterize him as curious.ogilvy runs to the nearest town to get away from the cylinder. his actions characterize him as cowardly.