👑 VIP Practice Test

OAR OAR Reading Comprehension: Main Idea Questions and Answers 3 is part of the expanded VIP practice test library — only for VIP members.

Question 1👑 VIP

A passage describes how the development of GPS technology transformed naval navigation, reducing reliance on celestial methods and improving accuracy in adverse weather. What is the main idea?

Remaining questions and full explanations are VIP-exclusive.