An early theory that helped factories become more efficient by studying worker movements is called . administrative management

scientific management

behavioral management

theory X

Scientific management theory

Explanation:

The scientific management theory seeks to improve the productivity of every employee in the organization. The theory applies scientific techniques of analysis, observation, synthesis, rationality, and logic to improve individual and industry efficiency.  

Fredrick Taylor developed the scientific management theory in the early 20th century. The theory focused on the technical aspects of efficiency rather than the broader perspectives of human behavior in the organization.  

Some of its principles include

be mindful of your own reaction,use positive self-talk,   and debrief.

answer; it can vividly demonstrate product attributes and persuasively explain their corresponding consumer benefits;