Iconic Sign

Pictures with images of a TV, a Phone, and Radio these are all examples of what they all look like an object.

Indexical Sign

3 examples are smoke coming from fire, or hearing a bee ‘bzzz’.

Symbolic Sign

A symbolic sign is when you can see the colour black and everyone agrees with it, it also links to how you can see the letter M or S etc, also like a shape as in I can see a square and others agree too.