a) Explain what is meant by 'intonation' in spoken English and distinguish between rising intonation and falling intonation. (5 marks) b) State the type of intonation (rising or falling) that would normally be used in each of the following sentences and give a reason for your choice in each case: (i) She passed her examination. (ii) Did he travel to Lagos? (iii) You are coming tomorrow, aren't you? (iv) Sit down! (v) Would you like tea or coffee? (10 marks) c) Give ONE other function of intonation in spoken English apart from those illustrated above. (5 marks)