A possessive pronoun can be used as a direct object and as an indirect object. It can never be used as an object of preposition. Take the following sentence for example: She gifted her daughter a car. Her is a possessive pronoun, and her daughter is the indirect object of the verb gifted. Another example: He ate his breakfast quickly. He is the possessive pronoun, and his breakfast is the direct object of the verb ate.
what is the topic of essay? you have not mentioned the topic , then what is the purpose of giving all the other information.
The first word in the sentence is a pronoun- not an adjective.
The second option - Australian is in fact an adjective, it gives some information about the terrier.
the second option - children - is a noun, so it is not an adjective.
And the last option is a verb,
So the correct answer is B - this is the only adjective.