It depends if it's a single or a double bar line.
if it's a double bar line it's just there to separate the sections of the music and if it's a single bar line all it does it separate the beats in order to make a measure.
1.a
2.b
3.c
4.d
5.a
6.a
7.b
8.c
9.b
10.a,d
I would say you could do:
Posters
Powerpoint
A letter
A class
Or a lesson!
