Task: Question Answering
Input (English): Euglena is a single-celled photosynthetic organism. Clover is a multicellular green plant. Which of the following activities is carried out by both euglena and clover?  
 (A) using light energy to produce sugar (B) producing sex cells for reproduction (C) moving nutrients to specialized tissues (D) transmitting impulses along nerve pathways
Output (English): A