What is a common problem today that wasn’t a large problem in the past?

What can be concluded about rainsford from the narration

When gatsby was in europe after world war i and circumstances forced daisy and him to face unpleasant realities about their relationship,

Which statement would you identify as being correct? a. it is important to learn the etymology of every word in a text. b. it is important to understand the etymology of every word in a text. c. it is important to study the etymology of every word in a text. d. it is important to study the etymology of some words in a text.