What is the basic difference between McGregor's Theory X and Ouchi's Theory Z$?$

Multiple choice question.

Theory X assumes employees avoid work, and Theory Z assumes employees are hard$-$working.

Theory X addresses work methods and productivity, and Theory Z breaks down jobs into their basic steps.

Theory X sets out a hierarchy of employee needs, and Theory Z recognizes only one basic need.

Theory X suggests creating jobs with built$-$in motivation, and Theory Z proposes positive and negative reinforcement for employee behavior.