A group of workers who are highly qualified, skilled and that do mental work are called:

Correct option is A

The correct answer is (a) White collar workers.
· White collar workers are individuals who are highly qualified, skilled, and primarily engage in mental or administrative work rather than physical labor.
· This term typically includes professionals such as office workers, managers, and other skilled professionals in fields like finance, healthcare, and education.
Information Booster:
· Artisans: Skilled workers who engage in manual labor, often creating handmade items.
· Farmers: Individuals involved in agriculture, typically performing physical work.
· Plumbers: Skilled tradespeople specializing in the installation and repair of plumbing systems, involving manual labor.