Which of these sentences exhibits proper usage?
A. Harvard university scholars determined that going without sleep impairs drivers as much as alcohol usage (Ward 115).
B. Harvard University Scholars determined that going without Sleep impairs drivers as much as alcohol usage (Ward 115).
C. Harvard University scholars determined that going without sleep impairs drivers as much as alcohol usage (Ward 115).
D. Harvard University scholars determined that going without sleep impairs drivers as much as alcohol usage (ward 115).
