What is this passage mostly about?

A. Light bulbs and firewood

B. Life long ago and life today

C. Horses and cars

D. Letters and phones

The invention of ______ changed the way we communicate.

According to the passage, what is the reason life is so different today than long ago?

A. People are much older than they were long ago

B. Inventions that made life much easier 

C. Going to school in a car

D. Calling people around the world on a phone

Before the invention of cars, the fastest way to travel was by

A. walking

B. Swimming

C. Horseback

D. Flying

Before the invention of electricity or light bulbs, people had to burn wood to create heat in the home in order to cook food, warm their homes, and even see inside the house when it was dark outside.