Answer is B i just had that question.
The reason why austrailia is an island is because of continental drift
Bonus fact: Austrailia is the only island/continent to contain only one nation
Answer:
c.yes, this is a brief aside that can go inside parenthesis
Answer:
Appositive: my youngest sister
Noun or pronoun renamed: Mary
Explanation:
An appositive is a noun or noun phrase set next to another noun or pronoun to explain or identify it. When it's essential to the meaning of the noun it refers to, the appositive isn't framed by commas. When it isn't essential, like in the given sentence, it is framed by commas.
The appositive in the given sentence is<em> my youngest sister</em>. The noun renamed by it is <em>Mary.</em>