Group 1 - The Canadian dollar (CAD) is experiencing weakness due to the recent decline in international oil prices, which is closely linked to the performance of CAD as a commodity currency [1] - Despite a recent improvement in Canadian retail sales data providing a temporary boost to market sentiment, the overall outlook for CAD remains negative amid global economic slowdown and trade uncertainties [1] - CAD faces significant upward resistance and lacks the internal momentum for a sustained rebound unless oil prices trend upward or global risk appetite shifts significantly [1] Group 2 - If the USD/CAD exchange rate breaks above 1.3900, it may further test resistance levels at 1.3950 and the psychological level of 1.4000, with a potential new bullish trend if it surpasses the May high of 1.4015 [2] - The current rise in USD/CAD is primarily driven by the divergence in policies between the Federal Reserve and the Bank of Canada [2] - Key support levels for USD/CAD are in the range of 1.3855-1.3850, with further attention on 1.3800 and the 100-day moving average if it breaks below [2]