Core Aggregation - Combining Information Lab - $unwind

MongoDB University M121: The MongoDB Aggregation Framework
#1

Not able to interpret what he is asking?

#2

Hi @Ede_70171,

I hope you were able to understand the question as I can check you have already completed the Lab - $unwind. :clap:

Please let me know, if you have any questions.

Thanks,
Sonali

#3