policy

I learn about policy.

私は政策を学びます

I learn about economic policy.

私は経済政策を学びます

I learn about economic policy from my professor.

私は教授に経済政策を学びます

I learn about economic policy from my professor at university.

私は大学で教授に経済政策を学びます

I learn about economic policy from my professor at university this semester.

私は今学期に大学で教授に経済政策を学びます