1) The document compares traditional and modern teaching methods, noting that while traditional methods rely on chalk/blackboards, modern methods incorporate technology like computers, projectors, and interactive whiteboards.
2) Traditional methods are cheaper but can be less engaging for students, while modern methods help students understand and remember concepts better through visuals and interactions.
3) The conclusion argues that the education system would benefit most from combining the advantages of both traditional and modern teaching methods for effective instruction.