Is a process by which individuals organize and interpret sensory impressions in order to give meaning to their environment.

The correct answer is: Perception

Explanation:

Perception is the process of organizing, recognizing and interpreting the sensory information for understanding the environment or information. Perception is dependent on the complex functions of nervous system, memory, learning ability, attention and expectation of the individual. It occurs outside the conscious awareness.

in this part of the declaration it refers to the point when american people didn't recognize the british domain and   breaks the political bands with britain, they forced a respectful separation.

mankind was created and entitled equally with rights   which were life, freedom and the seeking for happiness.