Sleep on it

Do you know the English expression “to sleep on it“? Read the conversation below. Can you guess the meaning?

Alison: Are you going to tell everyone that you are quitting the company in the meeting tomorrow?

Michelle: I haven’t decided yet. I’m going to sleep on it.

Does it mean:

a) make a decision the next day

b) dream about something

c) make a decision while asleep

d) sleep on something

The answer is below!↓

 

Answer: a) make a decision the next day