Answer:
The magenta and sky blue sentences are the answers.
Magenta) Admittedly, we cannot reuse or recycle all of the materials we use in our daily lives.
and
Sky Blue) My opponent would use these limitations of our ability to recycle to counter my points about the materials we can recycle
Both these sentences are countering the speaker's claim
Probably the word and. Idk. proper suffixes? tree four<em>ths</em> . twelve <em>and</em> five seven<em>ths</em>
I think A but B is a close answer
I believe it is the 1st one, however I am only in middle school so I would wait for another answer to be 100% sure.
The sentence in which the underlined infinitive phrase functions as a subject is the last one - to quickly move large groups of people is the purpose of public transportation.
<em>To quickly move </em>is the infinitive phrase, and it is a subject.