The part of speech which relate to NCOs is noun. It is the main subject about which the sentence talks about.
Given the sentence:
The only NCOs who are authorized to carry a sword are Marine NCOS.
There are eight parts of speech in English grammar, which are:
- noun,
- pronoun,
- verb,
- adjective,
- adverb,
- preposition,
- conjunction, and
- interjection.
In the given sentence, NCOs is the noun and 'to carry' is the verb.
Learn more about Parts of Speech on brainly.com/question/786588
#SPJ10
I think the answer is B. Could be wrong though
C......-----/............. is c