Help needed with these. Thanks!

\fSuppose that the figure shows the demand for cotton t-shirts. Also, suppose the price of cotton falls, resulting in cheaper shirts. Which ofthe following best describes this situation: Oa. Movement from D0 to D1 Ob. Movement from D1 to D0 Oc. Movement from A to B Od. Movement from B to A Question 15 Not yet answered Points out of 1.00 \\v Flag question What would a shift from D1 to D0 be called? Select one: Oa. an increase in overall demand Ob. a decrease in overall demand Oc. a decrease in quantity demanded Od. an increase in quantity demanded \fIf the demand curve shifts from D] to D0, then Select one: Oa. firms would be willing to supply less of the good than before at each possible price Ob. people are willing to buy less of the good than before at each possible price Oc. people's incomes evidently have decreased Od. people are willing to buy more of the good than before at each possible price The figure below depicts possible demand and supply curve shifts in the market for flowers in San Francisco. Suppose the municipal government mandates that all flower sellers must have a masters degree, pass a difficult floristry exam, and pay a $5000 fee every year that they sell flowers. Which figure below best describes what would happen? Figure 2 Figure 2