m2, m7 and p4 can be augmented intervals as the 2nd note can be raised by a half step or a semitone.
an octave can not be augmented because otherwise it is no longer an octave if the second note is not the same note as the first
Theres a certain thing on the music called a time signature . this specifies the certain beats per measure
Answer:
Gradual decrease in tempo.
Explanation:
(Self-explanatory)
