I believe the answer is valcanos because they release sulfur in to the air and other chemicals so it willl affect the anispher
Answer:
Según la actitud del hablante las oraciones se clasifican en enunciativas, interrogativas, etc. ... adverbios o expresiones que complementan a toda la oración (COr): ojalá, quizá.
Explanation:
Light rays travel parallel to each other, no image formed
I'm pretty sure it's B
I hope that helps