Final answer:
The resource often helpful for developing job descriptions that resulted from field-based research by Human Resources and Skills Development Canada is the National Occupational Classification (NOC).
Step-by-step explanation:
The resource often helpful for developing job descriptions that resulted from field-based research by Human Resources and Skills Development Canada is the National Occupational Classification (NOC). The NOC is a framework that categorizes and describes occupations in Canada. It provides standardized information on job titles, job descriptions, and skill requirements for various occupations. This resource is commonly used by organizations and employers to create accurate and comprehensive job descriptions.