GU ESTICIN 2 2] A researcher is conducting a survey to get reactions and 1iriews of the people in Kangar regarding the use of English for Mathematics and Science subjects in school. There are 15 questions in all of which submitted to 15C! randomly selected people. The answer is shaped as follows: [1] Strongly Agree [2} Agree [3] Disagree {4] Strongly Disagree a} What is the study population. b] State the study sample and its number. c] State the type of data obtained d] State the appropriate data collection technique used and the reasons for the technique is selected