Consider the following problems being faced by the Indian Coal Industry : 1. Poor quality of coal and bottlenecks in the coal movement 2. Low utilisation capacity of washeries 3. Growing dependence on the import of coking coal 4. Administered prices Which of the above are correct? [BPSC 2011] (a) II, III and IV (b) I, II, III and IV (c) I, III and IV (d) I, II and III