What should you do?

You have a computer named Computer1. Computer1 runs Windows 10 Pro.

You attempt to start Computer1 but you receive the following error message:

Bootmgr is missing.

You need to be able to start Computer1.

What should you do?
A . Start the computer in recovery mode and run the boocrec /rebuildbcd command.
B. Start the computer in recovery mode and run the dislcparc /repair command.
C. Start the computer in recovery mode and run the bcdboot /s command.
D. Start the computer in recovery mode and run the booccfg /debug command.

Answer: A

Explanation:

Reference: https://neosmart.net/wiki/bootmgr-is-missing/