Answer:
B. Constituent Service
Step-by-step explanation:
Members of Congress or congressional staff, or some other federal employees, do these non-legislative activities of helping people deal with things connected to government bureaucracies and federal agencies.
These services are cold Constituent services and cover a wide array of problems, including, but not limited to, social security, immigration requests, small-businesses, federal disability, veteran's benefits, and all complicated bureaucracy that goes with these government problems.