In order from less complex to more complex, which level of organization is directly after tissue?

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

True or false look at the picture pls : /