Malcolm order his troops to do so that Macbeth’s forces will not know how many soldiers are attacking-(A)He orders them to hide themselves with tree boughs.
Step-by-step explanation:
In order to hide the numbers of its soldiers and to surprise Macbeth soldiers , Malcolm orders his soldiers to cut branches of the trees and use them to hide and shield themselves.
The other options like
B.He orders them to march single-file.
C.He orders them to scatter across the battlefield.
D.He orders them to dress like Macbeth’s soldiers.
All the above mentioned options are in-considerate so the correct option is
Malcolm order his troops to do so that Macbeth’s forces will not know how many soldiers are attacking-(A)He orders them to hide themselves with tree boughs.