Which of the following statements are correct ?

A. Time reversal test cannot be tested on Laspeyre's method of index number.

B. Time-reversal test can be tested on Paasche's method of index number.

C. Fisher's index number is an ideal index number.

D. In Paasche's index number, weight is considered as quantity in current year.

Choose the correct answer from the options given below :

A, C and D only