Google invested in a company that reported a total income of $$250,000$ and $$90,000$ in paid dividends. The company also reported that in over four years, the company accrued $$18,000$ in excess amortization expenses. Using the equity method, what is the increase in Google's retained earnings?

A: $$232,000$

B: $$90,000$

C: $$268,000$

D: $$250,000$