A declarative sentence is a sentence that is in the form of a statement or you could you also say a declarative sentence is a sentence that makes a statement.
In addition, declarative statements <em>always</em> end with a period.
A few examples of declarative sentences are listed below.
<u><em>Soccer is a popular international sport.</em></u>
<u><em>Tomorrow I have a doctor's appointment.</em></u>
<u><em>There will be a meeting today after school.</em></u>
I think it’s D!
In a sentence using passive voice, the subject is acted upon; he or she receives the action expressed by the verb. The agent performing the action may appear in a "by the..." phrase or may be omitted. The dog is acting upon the sentence subject (the boy), meaning it uses the passive voice.
Ok M would be green, E would be red. Y would be green in this case, O and U would be red. A would be red, N and D would be green. Hope this helps!