Answer:
D - Come on, Sammy, pedal this bike faster.
Explanation:
Names are set off with commas in sentences - if they come at the beginning of the sentence (Sammy, pedal faster) or in the middle like option D.
"<span>Dean Rogers' new book Doormats for Sinking Boats will be released in paperback this fall, sometime after October" is correct. Seasons are not capitalized like months. </span>