Answer:
A.) Hey, where did i park my car!
Step-by-step explanation:
An interjection is majorly in the form of a spontaneous remark which is made to interruption a conversation. It mainly expresses feeling (emotions or sentiment) rather than meaning and ends with an exclamation mark. It could be a word, phrase or sound to show feelings.
Considering the given sentences, the first would be an interjection. Majorly because of the tone, coupled with the exclamation mark at the end of the sentence.