When attention becomes so focused that people are aware only of the narrow range of perception related to the immediate task, they are experiencing .

Flow

Explanation: Flow can be explained as an intellectual or mental state of mind whereby an individual is fully or wholly immersed in an activity. During this period, the individual is completely focused, placing erring attention on what is at hand. There whole energy, attention, focus and mind is concentrated on the task and are only aware of the narrow range of perception related to the task at hand. They are totally absorbed absorbed by the task and unable to keep track of anything else aside their current involvement.

1. seasonal

2. frictional unenployment

3. the number of the labor force multiplied by 100 and then subtract the number of unemployed.

4. 4%

5. an increase in prices

c. reserves power to the states and people