Nasdaq100 cash index H1US NDAQ 100 - CashCMCMARKETS:NDAQ100Przemyslaw_BlachutThe arrows on the chart indicate the possible ranges of upward and downward movements; support and resistance levels are marked by a thick red horizontal line. This is an important resistance level—if it is broken, a 121 harmonic pattern comes into play, and the range is then defined by the blue trend line (the movement is measured 1 to 1 based on the height between the rectangles).