Can someone help me with this I need to get it done as soon as possible​

Given the graph below state whether or not the relation is a function, and give the domain and range.

Which function has the same domain as y=2x

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose