1. PART A: Which statement identifies the central idea of the text? A Math is best taught using discovery-based learning as people are more likely to fail in math. B Allowing and encouraging people to fail helps them to make sense of what they are learning. C Although people can learn even when they fail at least once, they are still negatively affected by their failure. D Younger people learn better through hands-on activities that can result in failure, while adults learn better through risk-free lectures.