Does BC and BCE mean the same thing?

no

Explanation:

because bc means before christ

and bce means before the common era

1. true?

2. great britain, my assumption.

3. politburo

4. dissension

5. russia (did you misspell

6. berlin

7. romania

8. roads

9. mikhail gorbachev

10.   yugoslavia

11. cruel

12. bolsheviks

13. reduced the secret police

hopefully i you out with this! °ω°

the answer is a glaciers carved a large valley that later flooded and became puget sound