How many previous versions of File1.docx will be available to restore?

You have a computer that runs Windows 10 and has File History enabled. File History is configured to save copies of files every 15 minutes.

At 07:55, you create a file named D:Folder1File1.docx.

You add D:Folder1 to File History and manually run File History at 08:00.

You modify File1.docx at the following times:

✑ 08:05

✑ 08:12

✑ 08:20

✑ 08:24

✑ 08:50

At 08:55, you attempt to restore File1.docx.

How many previous versions of File1.docx will be available to restore?
A . 2
B . 3
C . 4
D . 5