Answer:
Its that already the whole question?
I dont understand it srry :(
Answer:
It is not safe
Explanation:
Because if you have ear buds in you cannot hear siren's of police,fire, or tornado warnings (the tornado warnings a little bit of a long shot but u get the point I think) also you won't be able to hear someone honk at you if they are trying to prevent an collision or warn you of something you would be otherwise oblivious to.
Answer:
Landsteiner categorized blood types
Answer:
red
Explanation:
use eyes and the power of the colors