Analyze the relationship between 'Deloitte' and 'audit' within the context of the input sentence.
Options: original broadcaster, creator, platform, product/material produced

According to The Economic Times , the government will dole out nearly Rs500 crore in fees to the Big Four audit and consulting firms—PricewaterhouseCoopers, Ernst & Young, Deloitte and KPMG—along with strategy firms such as McKinsey, The Boston Consulting Group (BCG) and Bain & Company by March.
product/material produced