Candlestick B. But dont bet on it. You need the whole picture for it to be useful.

Which of these candles is more likely to signal a reversal?

Discipline. Wait for a good setup, cut your loss early, pyramiding your winner.

What habits make your trading profitable?

Try looking at 28 pairs in your terminal. You should see some correlation, to improve the effectiveness, use multitameframe analysis and multi pair. You should see something interesting. But how you want to trade is completely up to your strategy ...

Using the currency pairs to predict the market