Task: Question Answering
Input (English): Golden rice is a transgenic plant that produces rice with high levels of vitamin A. The rice would help people improve the nutrition in their diets. However, some people are concerned about the effects the transgenic rice might have on native plants. Which words best characterize these concerns?  
 (A) practical and economic (B) economic and ecological (C) ecological and ethical (D) ethical and practical
Output (English): C