Mathematics · Conditional Coding

A group of letters is coded using symbols and numbers as per the table and conditions below. Letter: M, S, U, A, D, E, I, K, F, N, G, C, Z, O, B, X Code: 3, #, $, 2, %, 8, 7, *, 9, @, ©, 1, &, 4, =, 6 Conditions: (i) If the first letter is a consonant and the third letter is a vowel, their codes are to be interchanged. (ii) If the first letter is a vowel and the fourth letter is a consonant, both are to be coded as the code for the vowel. (iii) If the second and third letters are consonants, both are to be coded as the code for the third letter. Which option correctly represents the code for the letter-group: MNUDZK?