Answer:
Correspondence audit
Step-by-step explanation:
The Internal Revenue Service conducts 3 types of audits. That is correspondence, field, and office audit.
The easiest and most common one is the correspondence audit that involves communication via mail.
The IRS send request for documents concerning a particular issue. Usually a Mathematica error on you part when filling the form or am ommission of an income on tax return.
This is easily resolved by sending the required documents.
The other two types of audit are more difficult to handle. Office audit is in person interview regarding issues o your tax return.
Field audit is an in depth audit of various items regarding your busuness