Answer:
a.
The patrons of the cathedrals wanted a more decorative style
Answer:
all of them!
i cant really see them ;)
but all of them!
Answer:
G
Explanation:
F is a step below G
(from bottom line upwards the notes are efgabcdef)
A flat (♭) is a half step lower than the note (easy to remember lower because flat is short (ya know because a flat tire has no height)
A sharp (#) is a half step higher
So if the notes go EFG, and you are adding a sharp to that middle note, the F, then a half step higher than an F# would be a G