Set 3: Central Ideas
Explanation
PASSAGE
The following text discusses the invention of the telephone. When Alexander Graham Bell patented the telephone in 1876, many people considered it a toy with no practical use. Business leaders were skeptical that voice communication could replace the reliable telegraph. However, as the network expanded and technology improved, the telephone proved to be an indispensable tool for instant global communication, transforming both business and personal life.
What is the main point of the text regarding the telephone?
Detailed Explanation
Choice B is correct. The text notes it was initially 'considered a toy' and faced 'skepticism,' but later became an 'indispensable tool.'
Key Evidence:
• "many people considered it a toy"
• "proved to be an indispensable tool"
Why others are wrong: A (Opposite (faced skepticism)), C (Inaccurate (it transformed communication)), D (Inaccurate (Bell is credited explicitly)).