Assume body B to be uniform:

Column-A		Column-B (Torque of normal reaction on body B about centre of mass)
(a)	(F is directed towards| centre of mass)	(p)	Clockwise
(b)		(q)	Anticlockwise
(c)		(r)	Zero
		(s)	Conclusion cannot be drawn with the information given

• A

  a$\to$q, b$\to$p, c$\to$p

• B

  a$\to$q, b$\to$r, c$\to$q

• C

  a$\to$q, b$\to$p, c$\to$r

• D

  a$\to$q, b$\to$r, c$\to$p