What do the following have in common: charcoal, sulfur, burning metal, welding, brake pads, and even burnt cookies? (1 point)

They are all smells that exist only on habitable planets.
They are all of Edwin Hubble's favorite things.
They are all things that astronauts have claimed space smells like.
They are all common things that one smells before a stroke.

None of the options provided accurately describes what the mentioned items have in common. The commonality between charcoal, sulfur, burning metal, welding, brake pads, and burnt cookies is that they all produce distinct smells or odors when they are burned or heated.