Concept:NCF 2005 emphasizes connecting mathematics with real-life experiences and other subjects, not just procedural learning.Explanation:An integrated approach means linking mathematics to a child's daily life both inside and outside school.It also means connecting mathematics with subjects like Environmental Science and Language.Options (a) and (d) are incorrect because integration is not limited to problem-solving, and higher mathematics is not excluded.Thus, the correct statements are (b) and (c).Answer:D. b and c