Answer:
all of these
Step-by-step explanation:
In the first sentence simile is used. (comparing using like or as)
The second sentence contains use of metaphor and hyperbole. (hyberbole- big exaggeration) (metaphor - comparing without the use of like or as)
John's voice is clear as a bell.
He is the heart and soul of the chorus and you could faint just from hearing his beautiful singing.
(Bolded is the example)