Correct option is C
Given: YHSDSYIRAYEUGIROABUBRXMPQ
Locate the vowels: A, E, U, I, O, A, U
Check each vowel to see if it is immediately preceded and followed by consonants.
I: Preceded by G (consonant) and followed by R (consonant) — Satisfies.
A: Preceded by R (consonant) and followed by Y (consonant) — Satisfies.
I: Preceded by Y (consonant) and followed by R (consonant) — Satisfies.
U : Preceded by B (consonant) and followed by B (consonant) — Satisfies.
Correct answer is 4.