I would go with B based on the information provided here. However I would suggest that you go back and read through. It may make more sense the second time through.
<span>C.) The lions will be entering the ring in a few minutes.</span>
<span>a word, letter, or number placed before another. (noun)
or
</span><span>add (something) at the beginning as a prefix or introduction.(verb)</span>
Im pretty sure its demand