If i believe that knowledge of the world is built up from discrete sensorial impressions (like "yellow," "sharp", and "hot" for example) and i believe that the whole is constructed from the assemblage of the parts then it could be said that i believe in the theory of

The answer is Gestalt.

Explanation:

The Gestalt theorists point out that perception is not formed by isolated pieces of information, but rather our particular experience of reality, that is inteligible only by virtue of our lingüistic background and social field of expectations, thanks to which we're able to identify what we percieve.

Those are the "discrete sensioral impressions" from your question.

And the "whole constructed from the assamblage of the parts" is the principle of closure, in the 5 principles of Gestalt Theory.

carefully examine the map above. based on your knowledge of colonialism in africa, the area attributed to belgium on this map is most likely the democratic republic of the congo.

a is the final ! : )