<em><u>Vexillologist:
</u></em><em><u /> a person who studies vexillology...
</em><em><u>what is vexillology:
</u></em><em>it is the study of collection and all information about flags...</em><em><u>
</u></em>
B and for the last part it is c
The pronoun <em>these </em>is a A. demonstrative pronoun, because it is referring to a specific human being/group of people.
False, p<span>ronouns used as subjects or subject nominatives are in the nominative case.</span>