Answer:
C. Phonetics
Explanation:
The sounds (pronunciation) of the vowels have changed considerably in the last 200 years.
Because the floods and river banks attract wild life such a edible plants and fish for then to eat.
The answer is: a
. There is an error in sentence number 1.
In sentence one from paragraph C, there is a spelling mistake in the verb *<em>studyed</em>. In that respect, when adding an inflectional morpheme like the past simple regular suffix <em>-ed</em>, if the verb ends with a consonant followed by <em>-y,</em> then the <em>-y</em> plus <em>-ed</em> becomes <em>-ied</em>. As a result, the correct revision of *<em>studyed </em>is studied.