QUESTION 2 ABC Comprehensive School, has 120 learners in Grade 10, and 27 of them are doing Mathematical Literacy. This are the ages of their learners. 23 20 19 17 18 17 17 18 23 19 20 17 17 20 19 18 19 20 17 20 18 18 18 19 20 20 21 Use information above to answer questions that follow. 2.1 Name the data collection method used to collect the above data. 2.2 State one advantage and disadvantage of the data collection mentioned above. 2.3 Identify the population and the sample of the data. (4) (4)​