The support line marks the point where demand takes precedence over supply and prices will not decrease below that support line. The reverse holds true for a resistance line. Prices often break through support and resistance lines. A breakthrough a resistance line shows that the buyers have won out over the sellers.
Open price 2340
When the price moves up and then pulls back, the highest point reached before it pulled back is now resistance Resistance levels indicate where there will be a surplus of sellers.
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