A quiz show winner says, "I don't know how I solved the problem. The solution just popped into mind without thought!" This winner does badly at

Most adults reach their peak of intellectual ability between ______ years of age

Fill in the blank with correct word

Good decision making requires knowing

(a) the present and future (b) the world and yourself (c) the right way to do things (d) perception and learning (e) things by precognition