Students learn social sciences in school in order to achieve which of the following important objectives? (i) To work for the overall peace and goodness of the society. (ii) To enquire, judge, and criticize the social system for its reformation and change.

In a classroom discussion on 'Water Conservation,' students express their ideas, share opinions, and ask questions. The teacher notes how language helps them reason, express emotions, and collaborate with peers, using the discussion to highlight that language is a tool for thinking and learning. This classroom interaction best demonstrates language as:

'The language of textbooks is often difficult for students to comprehend, which affects the readability of the text.' How can a teacher overcome this limitation of textbooks? (i) The teacher may provide students with a variety of supplementary information. (ii) Involve students in problem-solving activities.