An instructional book titled "How to Build Your Own Computer”. What's the author's purpose in writing?

What excerpt from a student essay maintains the most objective tone

The lines "original! we're all as like each other as those dolls cut out of the same folded paper. we're like patterns stencilled on a wall. can't you and i strike out for ourselves, may? " reflect which of the recurring themes of 20th and 21st century american literature?

Usually, when people talk about "rocky” relationships, it’s with a frown, but mine has enriched my life. i became fascinated with rocks when i was really young, and throughout my childhood you could usually find me with my pockets bulging from whatever stony treasures i’d scavenged that day. when my science teacher taught us a unit on geology, i realized that my fascination could become an exciting career that could also me make good money. obtaining an internship to work on the geological exhibit at the museum is an important step on my road to being a geologist. the best description of the writer’s point of view is that the person is eager to make a lot of money in a museum internship. insistent that geology should be taught as part of every science course. hopeful to be able to further the goal of eventually becoming a geologist. concerned that people do not generally relate well to the study of geology.