(After winning a record-breaking number of Olympic medals), Michael Phelps plans to retire. what is the phrase in parenthesis?

prepositional phrase
gerund phrase
infinitive phrase
participial phrase
7.
Smoking and using hand sanitizer simultaneously is a very, very bad idea.
prepositional phrase
adverb
subordinate clause
gerund phrase

Why didn't van gogh knock on breton's door? it seemed imposing and a bit scary. it looked alarmingly middle-class. he couldn't find the door. he saw a book that he liked instead.

Which detail from chancer's "the monk's tale" best demonstrates that fortune is a "blind property" that no one should trust? a. julius ceaser rose up because of wisdom, bravery, and intelligence b. king belshazzar became the ruler after his powerful father became king c. samsons enemies blinded him but he was able to destroy them before he died d. queen zenobia enjoyed vast power but her enemies conquered her in the end

In line 7 of sonnet xix by john milton, the speaker ask, "doth god exact day labor, light denied" what does his question mean a what shall one charge god to work in the dark b why must god make us suffer to work c is god trying me ? d how does god expect him to work when he is blind