I live in hell betches so f u k your self

Which of the following entities ensure that national security policies are carried out? check all that apply.

States might choose to cooperate at the regional or global level for all of the following reasons except (2 points) a.) to gain regional political influence b.) to engage in dispute resolution c.) to assure basic human rights d.) to encourage economic interaction e.) to increase national sovereignty

What is the power of 10 when 0.00503 is written is scientifically notation