In questions state whether the given statements are true (T) or false (F).

(A) The ratio 5 : 4 is different from the ratio 4 : 5.

(B) A ratio will always be more than 1.

(C) A ratio can be equal to 1.

(D) If b : a = c : d, then a, b, c , d are in proportion.

(E) The two terms of a ratio can be in two different units.