It is not bad it is amazing
:)
Illusionism is an approach that offers to explain a phenomenon as an illusion of thinking and perception, and not as a real phenomenon or a phenomenon that really has the properties that it seems to some people. In this sense, illusionism is opposed to "realism" in relation to the phenomenon.
Answer:
1600
Explanation:
Since Katie wants it very bright it should be 1600 and in the context it doesn't say very bright just bright enough to see.