The answer isA.)elements of art
Get closer to your subject to simplify the background
Crouch and photograph ur subject against the sky
Find reflections
Fill the frame with different colors
Plain backround
Fill with repeating diagonals or lines
Not sure what graph you’re talking about but i know that when you play an instrument the pitches are different regarding the note and tone you play
I think -tapestries were known to be both portable and durable