Tanner uses his computer to highlight the word in Bold faced type.
This is D, 'direct object'. Because you can ask the question used for direct objects - what- (I don't know - what? - why I said that).
The main idea of the paragraph.
The sentence that uses the comma correctly is
B. Shivering from the cold, we decided to kindle a blaze in the fireplace.
Here's how the others should be written.
A. While you are waiting for the snow to melt, please do not run on the sidewalks.
C. After the storm, many inches of snow had accumulated on the lawn.
D. Oh, let's make some hot cocoa in the kitchen.
Hope this helps.
