The answer is B.) Editorials written by students.
I got the question right when I put B lol.
Answer:
Explanation:
Sparkling in the sunlight: participial Phrase
spring: subject
seemed: verb
to beckon swimmers: infinitive phrase
to plunge: another infinitive
into its cool depths: adverb phrase modifying plunge.
Are there options, I assumed there would be since you used the word "which".