Which of the following statements are correct?

(A) The electric field and magnetic field vectors of an electromagnetic wave are perpendicular to each other and also perpendicular to the direction of propagation of wave.
(B) Short waves are reflected from ionosphere.
(C) Electric field vector, E and magnetic field vector B have the same frequency.
(D) The line integral of magnetic field induction over a closed path is not zero.

Choose the correct answer from the options given below :

(A), (B) and (C) only

The correct answer is Option (4) → (A), (B) and (C) only