The advantages of employing candlestick charting include which of the following? I. It allows for a clearer visualization of price action. II. Higher timeframe candlesticks provide detailed information regarding the lower timeframe price activity that may be employed for effective forecasting. III. Candlestick patterns are extremely popular and are heavily traded by market participants, making them more reliable. IV. Candlestick patterns provide clear and objective entry and exit price levels.