please provide only correct option answer quickly

The following figure depicts the supply curve. What is missing in the graph? (DL-3) 1) No information is given about the units of the variables. 2) Variables are not labelled in the graph. 3) Curve should pass through (0,0) 4) All of the above. Using the midpoint method, identify the type of demand between Y and Z ? a) Elastic b) Inelastic c) Unit elastic d) No elastic The following figure is the consumer's old and new budget line and his optimal combination of consumption of goods. Ur What is the equation of old budget line (BC), new budget line (BC) and utility functions of the consumer given the endowment of the consumer as (8,6) ? a) 3x1+x2=30(BC),x1+x2=10(BC),U(x1,x2)=min(x1,3x2) b) 3x1+x2=30(BC),x1+x2=14(BC),U(x1,x2)=min(x1,32) c) 3x1+x2=10(BC),x1+x2=14(BC),U(x1,x2)=min(x1,3x2) d) 3x1+x2=30(BC),x1+x2=10(BC),U(x1,x2)=x12x2