Teacher:In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Teacher: Now, understand the problem? Solve this instance: Fact1: Plants release oxygen during the day but not during the night., Fact2: Another kind of plant is the fishhook cactus., Question: What does the fishhook cactus release during the day but not during the night. (A) heat (B) Air (C) water (D) carbon monoxide (E) carbon dioxide (F) oxygen (G) Energy. (H) Energy
Student:
F