Answer:
Waterfalls often form in the upper stages of a river where it flows over different bands of rock. ... Over time, this process is repeated and the waterfall moves upstream. A steep-sided gorge is formed as the waterfall retreats. sry if its wrong <3
The answer is b: broken line
An elaborate musical composition for full orchestra, typically in four movements, at least one of which is traditionally in sonata form.
"Beethoven's Fifth Symphony"
HISTORICAL
an orchestral interlude in a large-scale vocal work.
NORTH AMERICAN
(especially in names of orchestras) short for symphony orchestra.
"the Boston Symphony"
I'm pretty sure it's romantic :)