The Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits, principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction, the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar, relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions, principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.