Conversation so far:
who creates the budget for the us government
The President is required by law to submit a comprehensive federal budget on or before the first Monday in February
how much is the federal budget
During FY2019, the federal government spent $4.45 trillion, up $338 billion or 7.1% vs. FY2018 spending of $4.11 trillion.

Question: what does the budget comprise of
Self-contained rewrite: what does the US federal budget comprise of