Uptrend line in the cryptocurrency market

The upward trend lines are characterized by containing increasing minima in successive candle formations. The graph shows how the minimum at point A is less than B, the latter less than C. The line must contain at least two points that meet this condition. In the example you have points A, B and C.
Temporality of 4 hours in the TRX / BTC pair in Octuber 2019