In early 2012, General Electric (GE) had a book value of equity of $116 billion, 10.6 billion shares outstanding, and a market price of $17 per share. GE also had cash of $84 billion, and total debt of $410 billion. Three years later, in early 2015, GE had a book value of equity of $128 billion, 10.0 billion shares outstanding with a market price of $25 per share, cash of $85 billion, and total debt of $302 billion. Over this period, what was the change in GE's:
a. Market capitalization?
b. Market-to-book ratio?
c. Enterprise value?