If the prices increases are not fully passed on, option (c) may be inevitable. Refer to But India's problem ....... for the oil marketing companies. Hence, option (a) is in consonance with the text. If oil companies have under recoveries that will lead to financial ruin, they will definitely not be buoyant. Hence, option (b) is also in consonance with the text. The option (d) is not in consonance with the text because it states that the oil prices are not fully passed on.