what are the human and social factors that cause ill-health, sickness, truama, accidents, crisis and disasters within the context of contemporary social or environmental issues in south africa

Answer 1

Please refer to your later post, which I saw first.

Sra

Answer 2

About recommendation topic you identified in previous question

Answer 3

development of the self in society

Answer 4

sin240/cos300
Sin(180+60)/cos(360-60)
-Sin60/cos60
-tan60