Look on the web it’s a lot of stuff you can do look at the parks ,beaches , mall
How it looks, shape , color , size.
This is the correct way to say it.
Explanation:
internet provides options in multimedia such as songs, art, videos and images
The answer would be "to help you decipher symbols and scale."
Without the key, a lot of the symbols would be quite confusing and you wouldn't know if it was 5 miles or 500 miles. Everything else is implied throughout the map, but the key's purpose is definitely to help you decipher symbols and scale.
