To get the best understanding of your observations, you should consider a. their goals and strategies for learning. b. the context for their learning. c. their knowledge. d. their skills and abilities.

the brother is unwell and needs to see the doctor there and then so rescheduling would be detrimental to his health. so the answer is

complete the appointment, manage his problem, and talk with family elders.

well, it depends. it is natural to not fall asleep before 11: 00 p.m. teens need about 8-10 hours of sleep each night to function best.

enjoy your day!