Final answer:
The subject of this question is Spanish and the grade level is Middle School. The correct article to use before the word 'agua' is 'las', which is the feminine plural article in Spanish.
Step-by-step explanation:
The subject of this question is Spanish. The question is asking about the correct article to use before the word 'agua' (water) in the sentence 'En los arroyos del campo nos gusta beber limpia.' The correct answer is option C. 'las' because 'agua' is a feminine noun in Spanish, and 'las' is the feminine plural article.
Learn more about Correct article for nouns in Spanish