Identify the economic activity the following job falls under: Restaurant Waiter a. Primary
b. secondary
c. tertiary
d. quaternary

A restaurant waiter is a job that falls under the tertiary economic sector.

Explanation:

There are four economic sectors, all of which have their unique characteristics. Each of the economic sectors is related to a certain type of economy and with the level of development of a country. The four economic sectors are the primary, secondary, tertiary, and quaternary ones.

The job in question, a restaurant waiter, is a job that provides a service. Every job that provides a service/s is part of the tertiary economic sector, thus a restaurant waiter is part of this sector too. The tertiary sector tends to be dominant in countries that are at a high level of development, or countries that have the majority of their income from tourism.

the answer is the last option or letter d)