Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Which of the following mature companies is most likely to employ a high proportion of debt in its capital structure?
Option A:A mining company with a large, fixed asset base
Option B:A software company with very stable and predictable revenues and an asset-light business model
Option C:An electric utility

Answer: C