276843
At the time the SBA was introduced , students were required to choose at least four texts to read or view over the course of 2 years ; keep brief notes in a logbook ; and undertake a number of activities in and out of class to develop their independent reading , speaking , and generic skills .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None