answer both!!

Formulas to concatenate text strings include which of the following: O a. @ b. + O c. & O d. / A statement of affairs shows $30,000 of assets pledged to partially secured creditors, liabilities of $65,000 to partially secured creditors, liabilities of $25,000 to unsecured creditors with priority, and liabilities of $90,000 to other unsecured creditors. What are total unsecured liabilities, as reported on the statement of affairs? O a. $ 90,000 O b. $155,000 O c. $100,000 O d. $125,000