That is in correct plural form
I believe it would be the second passage because an ellipse is used when a word, phrase or thought is left out but the reader still understands the intended meaning. In choice two, the narrator is speaking of school and making a point that he had never heard of a school for coloured people and restates it at the end that this was the first time he heard of it. It lets the reader imagine what must be going through his mind without stating it in the writing.
Answer:
your answer is <u>capital</u><u> </u>
office supplies are materials, which are basically capital.
