Which descriptions are examples of Facility and Mobile Equipment Maintenance workers? Check all that apply.
(there’s probably around 3)

Jonathan tests and fixes systems for helicopters.

Angel analyzes ways to improve the flow of traffic.

Sarah cleans and services diesel engines for boats.

Damon loads cargo into ships.
Ariel repairs bicycles for customers.

Heather takes passengers to destinations in a taxi.

The business cycle is the periodic but irregular up-and-down movement in economic activity, measured by fluctuations in real gross domestic product (gdp) and other macroeconomic variables. a business cycle is typically characterized by four phases—recession, recovery, growth, and decline—that repeat themselves over time. economists note, however, that complete business cycles vary in length. the duration of business cycles can be anywhere from about two to twelve years, with most cycles averaging six years in length. some business analysts use the business cycle model and terminology to study and explain fluctuations in business inventory and other individual elements of corporate operations. but the term "business cycle" is still primarily associated with larger (industry-wide, regional, national, or even international) business trends.

The measure of an economic adopted