Which of the following measures you will take to prevent the conceptual errors in mathematics ?
(a) Provide hands-on experience for the learning of the concept.
(b) Provide a richer mathematics environment which will lead to deeper understanding of the concept.
(c) Provide open-ended questions for discussion.
(d) Promote the use of calculator.
1
(b) and (d)
2
(a) and (d)
3
(a), (b) and (c)
4
(a) and (c)