The diagram shows a home refrigerator. Which of the following could be the height of the refrigerator?

1. Evaluate the given options against the typical height of a home refrigerator

A typical home refrigerator is taller than a person but fits inside a standard room.

• $1.8\text{ cm}$ is too small (size of a coin).
• $18\text{ cm}$ is too small (size of a pencil).
• $1.8\text{ m}$ is a reasonable height (about the height of an adult human).
• $18\text{ m}$ is too tall (height of a 5-6 story building).