Answer:
Optimistic.
Explanation:
People who display an optimistic attitude "see the glass as half full" and reinforce a positive, supportive environment at work.
This ultimately implies that, an optimistic individual or employee is one who is always positive in his or her thinking, emotion and feelings. Therefore, rather than see challenges as an obstacle or a hindrance, they see it as an opportunity to exercise their skills, ability, experience, knowledge and technical know-how.
Hence, rather than see a cup has half-empty it is seen
Your immune system uses a huge army of defender cells - different types of white blood cell. You make about 1000 million of them every day in your bone marrow. Some of these cells, called macrophages, constantly patrol your body, destroying germs as soon as they enter. This is your 'natural' or inborn immunity. But if an infection begins to take hold, your body fights back with an even more powerful defence of T- and B-cells. They give you acquired immunity, so that the same germ can never make you as ill again.
Answer:
by decreased dopamine level