A taxpayer has just received a $30-$day letter from the IRS related to the audit of the taxpayer$$s year $1$ Federal income tax return. Which of the following is a true statement about the $30-$day letter?

The taxpayer has $30$ days to provide documentation requested by the IRS for examination.

The taxpayer has $30$ days to either request an administrative appeals conference or agree to the IRS proposed adjustments.

The taxpayer has $30$ days to either pay the tax deficiency or file a petition with the U$.$S$.$ Tax Court.

If the taxpayer does not respond to the $30-$day letter from the IRS within $30$ days, the IRS will send a final collection notice giving the taxpayer $30$ days to pay the tax deficiency.