The answer is (a). your welcome
The question that Jake should refer to as he proceed to make an ethical decision is :
Response feedback
It's a type of communication in which a subject/ a person that know more convey their knowledge to another subject in order for them to learn
B Ukraine for it Is closer to all other countries
A king, queen, emperor, etc...
It is just one person that rules, they have complete power, and it is typically passed down by family.