Some Websites Have Open Comments Which Are Not Anonymous $\lor$

Multiple Choice

Some websites have open comments which are not anonymous. Any website is either anonymous or requires a login. So something with open comments requires a login.
-Which of the following propositions is an immediate (one-step) consequence in M of the given premises?

A) Wn ⊃ (Ax $\lor$ Lx)
B) Wx • (Ox • ∼Ax)
C) Wx ⊃ (Ax $\lor$ Lx)
D) Wb • (Oc • ∼Ac)
E) Wx