Examples of external causes of subjective well-being include:

Personality, outlook, and resilience.

Explanation:

The word flexibility invokes numerous pictures: a youngster getting back on her bicycle in the wake of taking a tumble; an Olympian intersection the end goal with a broken leg; an elderly couple prospering with expectation and thoughtfulness, regardless of a lifetime of incomprehensible injuries. To the stripped eye, versatility includes fearlessness and tirelessness. Possibly some luckiness. However, science paints a photo that is everything except direct. As per Professor Raffael Kalisch from the German Resilience Center at the University of Mainz, strength is certifiably not a settled identity attribute that one is conceived with. Nor would it be able to be caught conveniently in a mind check. Or maybe, it is a result of a dynamic procedure of adjustment. While a ton stays to be found about the procedures that get under way our flexibility systems, scientists like Kalisch are revealing insight into how people keep up their psychological wellness even with difficulty.

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.

answer; group behavior;