A) A-ugly; B-beautiful; C-silly; D-attractive; E-meaningless; F-interesting.
b) I'd put the pictures "F" and "B" on walls in my falt.
Most of all I like the Street Scene by L.S. Lowry. Because it shows usual English street in the beginning of last centure.
The most striking thing is that it looks like some our present streets.
It makes me think of the connection between the times.