The unearned rent revenue increased $by$ $$45,000$ during the fiscal year $2020.$ Cash receipts related $to$ unearned rent revenue totaled $$173,000$ during $2020.$ Rent revenue for the fiscal year $2020$ was?

Select one:

$a.$

$$45,000$

$b.$

$$173,000$

$c.$

$$218,000$

$d.$

$$128,000$