Which of the following statements are correct?(A) Electric monopoles do not exist whereas magnetic monopoles exist.(B) Magnetic field lines due to a solenoid at its ends and outside cannot be completely straight and confined.(C) Magnetic field lines are completely confined within a toroid.(D) Magnetic field lines inside a bar magnet are not parallel.(E) $\chi = -$1 is the condition for a perfect diamagnetic material, where x is its magnetic susceptibility.Choose the correct answer from the options given below :