The economy wide real risk free interest rate is 3.0%, the inflation premium is 1.5%, and the market risk premium is 8.5%. At the same time, the Company's beta is 0.75, its dividend growth rate is 3.5%, and it just paid a dividend of $1.65 per share. The company anticipates a change in production plan that should affect its beta and dividend growth rate. The new beta becomes 0.70 and the growth rate becomes 4.20%. What is the likely resultant percentage change in the intrinsic value of the company's shares?

	a.	17.1%
	b.	20.7%
	c.	14.1%
	d.	15.5%
	e.	18.8%

please show working out!