Limitation and Delimitations of the study
1. Random selection of interviewers in focus group interview because each student has a time mismatch.
2. If the discussion group chat with a few people comment all the time to make that just the opinions of a minority of them. So be careful not to monopolize the conversation.
3. Focus group interview, the answer to some of those interviewed. It may be induced by the answers of the others interviewees.
4. The recording, if the condition is not available or is not suitable for recording. The record was broken. You will not lose it.