AUD/USD declines second day after pivotal drop Wed; last 0.7480

Exit from Bollinger uptrend channel spurs selling

Profit-taking due after 10% rally since it bottomed in Jan

With further trimming amidst risk-off, downside targets eyed

21 DMA at 0.7434 will be first test of dip-buying potential

If that fails, 38.2% Fibo at 0.7396 will be next

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