Answer:
the expression of one's meaning by using language that normally signifies the opposite, typically for humorous or emphatic effect.
Explanation:
brainliest please if u can
A bell ring is the signal
Sponsorship is basically when you receive financial support from someone.
It's largely done for companies.
Sorry if this doesn't really help you. =(
Answer A makes sense for me
the other sentence is B therefore
because therefore means so
my teacher was very ill therefore (so) a substitute was called to finish the day