Comparatively speaking, which of the following optional subjects [1. US History 2. Governance and Public Policy 3. Public Administration] would be the best choice based on the following criteria:
a. Syllabus length
b. Time required to cover syllabus
c. Scoring trend
d. Complementing the following optional subjects:
I.R
Environmental Science
Criminology
Sociology

Guidance will be thoroughly appreciated.
Thank You.