## Bitcoin dips below $84,000 as oil jumps on Iranian tanker attacks ## Bitcoin briefly broke under the level analysts flagged as the point where sellers take over. Oil and the dollar both climbed. - Bitcoin fell about 1.5 percent to just above $84,200 as escalating Iranian attacks on tankers pushed oil prices, Treasury yields and the dollar higher. - Dogecoin led losses among major cryptocurrencies with a 5 percent decline, while ether dropped 3.5 percent and XRP fell nearly 3 percent. - A sustained break below $83,000 could put Bitcoin on a quick path toward $80,000, according to FxPro, as…