Answer:
the process was slow and expensive
Answer:
Natural minor
Explanation:
D Major would have an F# and C#, so it must be a minor -- d minor.
The relative major of d minor is F Major, so the key signature is b flat. There aren't any other accidentals, meaning it's not melodic or harmonic minor.
B? I mean i took photography and um.. Backdrop kinda sounds familiar?.. Soo im just guessing it's b.