Which one of the following best explains the term ‘Structural Unemployment’?

Types of Unemployment in India -: Disguised Unemployment: It is a phenomenon wherein more people are employed than actually needed. It is primarily traced in the agricultural and unorganised sectors of India. Seasonal Unemployment: It is unemployment that occurs during certain seasons of the year. Agricultural labourers in India rarely have worked throughout the year. Structural Unemployment: It is a category of unemployment arising from the mismatch between the jobs available in the market and the skills of the available workers in the market. Frictional Unemployment: It also called Search Unemployment, refers to the time lag between the jobs when an individual is searching for a new job or is switching between the jobs.