How Does Lobbying the Executive Branch Differ from Lobbying the Judicial

How does lobbying the executive branch differ from lobbying the judicial branch?

A) Lobbying the executive branch may involve grassroots/outside lobbying,whereas lobbying the courts typically does not.
B) It is much more costly for interest groups to lobby the courts than to lobby the executive branch.
C) It is much more costly for interest groups to lobby the executive branch than to lobby the courts.
D) Lobbying the executive branch focuses on pending legislation,whereas lobbying the courts focuses on overturning existing law.