A:Answer No it does not come with a touch screen. You can however connect a suggested iPad below *to it and use it separately in sidecar though.
With :
iPad using iPadOS 13
iPad Pro: all models
iPad (6th generation) or later
iPad mini (5th generation)
iPad Air (3rd generation)
Additional requirements
Both devices must be signed in to iCloud with the same Apple ID using two-factor authentication.
To use Sidecar wirelessly, both devices must be within 10 meters (30 feet) of each other and have Bluetooth, Wi-Fi, and Handoff turned on. Also make sure that the iPad is not sharing its cellular connection and the Mac is not sharing its Internet connection.
To use Sidecar over USB, make sure that your iPad is set to trust your Mac.
https://support.apple.com/en-us/HT210380#systemrequirements Here is also a link to this article through Apple.