D. That all aspects of the piece should work together to create a certain effect
To create a "unity of effect" on the reader, it should have a certain effect on the reader. Like a really sad and depressing book should not exactly make the reader sad, but to feel the parts of the book that spoke out to the reader.
After reading these sentences, the reader can most likely conclude that Sekhar feels ________.
Answer: Out of all the options shown above the one that best represents what the reader can most likely conclude what Sekhar feels after reading all the sentences presented above is answer choice D) distressed that he must share the truth with the headmaster. In the end that headmaster appreciates his honesty but takes away the extra week he had to grade the papers.
I hope it helps, Regards.
Palomar observatory is in California and also Hale telescope is there and it was once the largest telescope in the world.