Plz plz plz subscribe to my channel, CookieFunTime Plz do it
You don't have to do anything else IF you don't want to. :(

you got lol

Explanation:

professionals can use many types of technology that can them. some examples are, computers (they research and can use for programs for data, they are also used for job applications, school work, and even to make new ideas), speedometers (can get data for unknown data), sometimes something as small as a pen (used for rough drafts, to insert data, and again job applications).

answerpixels;