Answer:
A) Judicial
Step-by-step explanation:
The House Judiciary Committee is the one that sets the rules and appropiatte ways to impeach a certain elected official, they rule out or rule in the things that can be taken into consideration for the impeachment, and they can admit evidence or dismiss it, that´s why the judiciary committee would play the largest role in a possible impeachment proceedings, because ven before an official is impeached, the committee is working on foreseeing how the investigations are done.