Sentence:  During World War 2 , about 7.5 million persons were enrolled in courses organized under two special programs administered by state and local school authorities : ( 1 ) Vocational <WSD>Education</WSD> for National Defense , and ( 2 ) War Production Training . 
Meaning of the word marked with <WSD> tags:  the activities of educating or instructing; activities that impart knowledge or skill