next question: Where on a river can a human hold a cup upright to catch water on a sunny, clear day?\nOptions:\n- bridge\n- waterfall\n- mountainous area\n- planet earth\n- valley
reasoning:
User
There cant be rainfall on a sunny clear day. From a waterfall, water can be catched in a cup hold upright. Waterfall can take place on a sunny clear day. The answer is waterfall.
Assistant