Answer:
1. statistical analysis
Explanation: Sorry I only know number 1. There you go. Stay perfect
Answer:
I am very sure that it's C
Explanation:
B. When a candidate is officially nominated at the national convention.
"The Senate of the Roman Republic was a political institution in the ancient Roman Republic. It was not an elected body, but one whose members were appointed by the consuls, and later by the censors. After a Roman magistrate served his term in office, it usually was followed with automatic appointment to the Senate." -Wikipedia
Hope this helped you!
Answer:
The simple answer would be by, "checks and balances", is how the two branches check upon each other. However there are specific methods in doing "checks and balances," hope this helps as a starting point to your question!