An audit team designed a sample that would provide a $10$ percent risk of overreliance that not more than $7$ percent of sales invoices lacked credit approval. From previous audits, the audit team expected that $3$ percent of the sample invoices lacked proper approval. From the sample of $90$ invoices, $7$ were found to lack credit approval. Using AICPA sample evaluation tables, the audit team determined that the ULRD was:

Multiple Choice

$7\mathrm{.}8$ percent.

$3\mathrm{.}3$ percent.

$4\mathrm{.}5$ percent.

$12\mathrm{.}8$ percent.