(A) The school usually remains opened till 5 pm.
(B) The school usually remains open till 5 pm.
(C) The school usually remain open till 5 pm.
(D) The school usually remains opens till 5 pm.
(A) The school usually remains opened till 5 pm.
(B) The school usually remains open till 5 pm.
(C) The school usually remain open till 5 pm.
(D) The school usually remains opens till 5 pm.