Task: Question Answering
Input (English): In snapdragon plants, red flowers are dominant to white flowers. When red-flowered plants are crossed with white-flowered plants, pink flowers are produced. If a researcher wants to produce plants with only white flowers, what color should the parent plants be?  
 (A) both red (B) both white (C) one red and one white (D) one white and one pink
Output (English): B