 Dollar on the brink? Thats one possibility of a break to watch in trading this week, ahead of the FOMC meeting next week. Here are some key levels in consideration:EURUSD is at fresh highs since April last year, pushing 1.0900 as buyers eye 1.1000GBPUSD knocking on the door of its December highs at 1.2443-46 againUSDC... 