section 3.1/ 1,3,5,7-8,9(a,b)*,10(a,b),13,15,17, 18,19,27,31,35,43 

section 3.2/ 1,3,5*,17-25,28,29(a),33,39,40 

section 3.3/1,4*,5-20,21*,25,35,41