In the Parable of the Talents (Matthew 25:14-30), what theological concept is most directly challenged by the master's harsh treatment of the servant who buried his talent?

A The importance of risk-taking and entrepreneurial spirit in God's kingdom. B The inherent goodness and trustworthiness of all servants, reflecting God's grace. C The stewardship of God-given gifts and the responsibility to use them for His glory. D The equality of opportunity and outcome in the distribution of resources among believers.