Question

The police
(investigated/ are investigating investigate) the robbery that
(took/
was taken/ takes) place last week. So, far, they
(discovered/ have discovered/ had discovered)
nothing.​

Answer 1

Answer:

ʜɪ..

Explanation:

In political science, a political system defines the process for making official government decisions. It is usually compared to the legal system, economic system, cultural system, and other social systems.