PLEASE ANSWER Which person participates mostly in the tertiary level of an economy?

A car factory worker
A college professor
A coal miner
A car mechanic

Many countries in africa have had difficulty creating democratic governments following their independence. all of the following issues have most likely contributed to this problem, except

What mountain is the highest mountain in europe?

What types of jobs typically are found in ghetto, inner-city neighborhoods? a. low-wage positions, typically in retail outlets, that require little education b. professional positions with banks, doctors' offices, and other similar businesses c. hourly factory and manufacturing positions d. positions that require advanced education, such as those in financial or technology firms select the best answer from the choices provided.