A.Reevaluate his outline.
B.Show him some sample outlines
C.Extend the deadline for turning in the paper.
D.Provide him with some good sources of information.
A.A literary work.
B.A social art.
C.A government document.
D.An individual's creation.
A.They were very cheap materials.
B.They could be found here and there.
C.They could add artistic value to buildings.
D.They were not easily burned and can last long.