<span>Odd characters are introduced.
Clearly, the author does not trust the doorman, who seems like a shady character</span>
He had been examined by the doctor.
Answer:
1. Technique: Personification
Explanation: the noun can't actually do what the author of that statement said it was doing
2. Technique: Simile
Explanation: it uses the word 'like' to describe the noun
3. Technique: Metaphor
Explanation: the exaggeration is directly described to the noun
5. um not sure why there are two sentences
Explanation:
I don't know what vocabulary words you're working with nor do I see any italicized text in any of these four sentences. If you can provide me with more information I should be able to help.