In a bid protest situation, if you don’t respond to the arguments raised by an agency, you might be declared to have abandoned your protest.
Source: PNWC’s Government Contracting Update: What Does It Mean to “Abandon Your Protest”?
New Regulation Formalizes Ombudsman Practice and Identity for IDIQ Contracts
An ‘ombudsman’ is an official charged with addressing and/or investigating the interests of individuals’ or companies’