Collective nouns are said to be plural when there is more than one group.
<u>Option: C</u>
<u>Explanation:</u>
A collection of supposed items as a whole is understood as a collective noun. Some collective nouns are not limited to one kind of thing in everyday conversation, such as the word community which can be imposed on people, dogs or other items. Typically, collective nouns follow a singular verb since they are singular in structure but often they take a plural verb. Using a plural verb while community members behave as individuals. The jury were permitted to go home to their families every day, for an instance.
The punctuation mark that belongs at the end of the salutation is option B. Colon. A colon should be used in formal letters such as business letters, or even addressing someone using their first names. A comma can be used only if the letter is for informal purposes or addressed to a more informal correspondence. The use of a semicolon is not an option to be used in the <span>salutation.</span>
C is the answer to your question
Yo no se okay amigo o amiga.