The present perfect tense is used in the passage to describe: Answer: C) An action that started in the past and continues up to the present
Main Idea, Detail, and Inference Questions:
A formal idea or system of ideas intended to explain something. Context Clues Exercises
Comprehensive Guide to Q: Skills for Success Reading and Writing 3 (Unit 5)
Must directly support the thesis statement.
The phrase "in addition" in paragraph 3 is used to: Answer: B) Add more information to support the main idea