A. the introduction of a federal structure for Nigeria
B. the grant of real legislative powers to the regional legislature
C. recognition of the need to appoint Premiers in the regions
D. the establishment of a public service commission
Correct Answer: Option D
D. the establishment of a public service commission
Explanation
The establishment of a public service commission is the correct answer. This was a distinct achievement of John Macpherson’s 1951 Constitution.