This is an advertisement for a courier company. analyze the best perceptual strategy that connects with and influences the viewer. select the correct option. select one: a. the circular shapes represent safety and gentleness. b. the blue color suggests a very reliable service. c. the pastel background emphasizes the blue icons. d. the blue colors are symbols of international business.

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e.g., a subscript can be created with the _ character.)