In a customer centric company the marketing roles contribute through:

	a.	Executing customer analytics and establishment of test cells and control groups
	b.	Developing campaigns to get, keep and grow customers
	c.	Gather data to define specifications of customer wants, needs and preferences
	d.	Manage a customer portfolio and bring insights on short-term/long-term customer equity
	e.	All of the above
	f.	None of the above