Select all that apply. which of the following phrases describe labor? not part of the production process earns wages or salaries a human resource and factor of production used to produce goods and services includes teachers, pilots, and doctors

All except for the first option, "not part of the production process", describe labor. 

Earns wages or salaries
Labor is paid for with wages and salaries to those who provide it. 

A human resource and factor of production
This is true, labor is a major factor of production (we need labor to make things) and is a human resource

Used to produce goods and services
This is true. Labor, capital, and raw materials are the major inputs for producing goods and services

Includes teachers, pilots, and doctors
This is true. All of these people provide their time and efforts to provide a service in exchange for a salary or wage.