If ‘$$+$$’ means ‘$$-$$‘, ‘$$-$$‘ means ‘$$\times$$’, ‘$$\div$$’ means ‘$$+$$’, ‘$$\times$$’ means ‘$$\div$$’, then what is the value of the following expression?
$$18 - 20 + 162 \times 9 \div 19 = ?$$

A

361

B

323

C

224

D

281