The answer is "B. was running quickly".
Here are the answers to the given sentences above:
-N<span>o one answered the ad but me. It is used as PREPOSITION.
-T</span><span>here is but one choice to make in this case. It is used as an ADVERB.
-S</span><span>adie said she would go but she had to bring her sister. It is used as a CONJUNCTION.
Hope this helps.</span>
Themes in speeches are used to organize the speech to make it easier for the audience to understand.