Which of the following describes Cloud Firestore’s business value?

Cloud Firestore provides daily results for queries to show the changing data.
Cloud Firestore provides multi-document ACID transactions for SQL databases.
Cloud Firestore helps you schedule downtime for upgrades, resizing, or conﬁguration changes.
Cloud Firestore takes care of scalability and operations for running document-oriented databases.

The correct answer is:

Cloud Firestore takes care of scalability and operations for running document-oriented databases.