The correct answer is D. shines.
Courage is the ability to do something that is difficult or dangerous, especially because you are afraid. History is full of examples of people who have shown courage in the face of adversity. For example, Nelson Mandela was imprisoned for 27 years for his fight against apartheid in South Africa. He never gave up hope, and he eventually became the first black president of South Africa.
The other options are incorrect. Abounds means “to be plentiful or abundant.” Suffices means “to be enough or adequate.” Lacks means “to be without or not have enough of something.”