Question

i am the leader of the minority party in the lower house responsible for informing party members and organizing resistance to programs submitted by the majority.

Explanation:

This question is about political roles in a legislative body. The description matches the role of the Minority Leader (in a lower house like the U.S. House of Representatives), who leads the minority party, coordinates members, and opposes majority - sponsored programs.

Answer:

The role described is the Minority Leader (of the lower house, e.g., in the U.S. House of Representatives context).