What do the renaissance forms motet, mass, madrigal, chanson, and anthem have in common? music forms?

In the motet, the author usually created purely original material, without taking other people's loans as in the mass. Important sacred genres, the madrigal, chanson, and anthem took the main instrumental forms of the era that were: the forms derived from vocal models, the dances one of the traditional functions of the instrumentalists. Improvising forms where musicians sometimes scored their most successful improvisations.

The answer is a : varying the size of objects or subjects, so that some are smaller than others and the illusion of depth is created.hope this : )