Answer: C. En el español hay cinco vocales.
Step-by-step explanation:
In spanish, the basic order we have to follow to build a sentence is:
Subject + Verb + Object
So, from this given scrambled sentence: En el español hay vocales cinco.
The subject is: En el español (In spanish)
The verb is: hay (there are)
The object is: cinco vocales (five vowels)
Therefore, the correct option is C:
En el español hay cinco vocales.
(In Spanish there are five vowels)