The correct answer is A. To give instructions on how to make a pinhole viewer in order to see a solar eclipse.
Explanation
According to the previous text, it can be affirmed that the text has the objective of giving instructions on how to make a hole viewer to see a solar eclipse because the author uses a structure in which he takes sequential steps to elaborate a solar viewer. For example, the author gives four steps to make the viewer using two cardboards and pinhole. So, the correct answer is A. To give instructions on how to make a pinhole viewer in order to see a solar eclipse.
Technology, easy communication methods that’s kinda all I can think about
Nuance refers to slight and subtle differences in shades of meaning. Something that is nuanced has many different shades of meaning, in the same way that a photo might have many different shades of gray. An example is like imagining that a character in a novel is walking across the room. Think about how it would be different if that character marched across the room versus if that character shuffled across the room. So your answer would be that you have to pay attention to the way something is written!
Please mark me brain list and good luck