Grumond was incorporated on January 1, 2010, and adopted a calendar year for tax purposes. It had the following gross receipts for its first six taxable years: 2011 $ 4,500,000 2012 8,200,000 2013 7,000,000 2014 9,900,000 2015 5,000,000 2016 4,000,000 For which of these years is Grumond exempt from AMT?

Multiple Choice

a. 2011

b. 2011, 2012, and 2013

c. 2011, 2012, 2013, and 2014

d. 2011, 2012, 2013, 2014, and 2016