NEED HELP WITH $3$ AND $4$ AJE for Transaction A:

QUESTION $2$

Provide the adjusting entry for Transaction B $($listed above$)$ that would have been required.

AJE for Transaction B:

QUESTION $3$

Answer Format: Use $O$ for overstated, $U$ for understated, and NE for No Effect. Do not space between the O$/$U$/$NE and the dollar amount of the error. $($Example: If Assets are Over by $$2,000,$ record your answer as O$2000)$

QUESTION $4$

December $31.$ Sadly, ABC was understaffed at the time and no adjusting entries were made in $2015,2016,$ or $2017.$ How did this error affect $2016$ and $2017$ financial statements?

Answer Format: Use $O$ for overstated, $U$ for Understated, and NE for no effect. Do not space between the O$/$U$/$NE and the dollar amount of the error. $($Example: If Assets are Over by $$2,000,$ record your answer as O$2000)$