Part of an entity's cash flow statement is shown below: '000 Operating profit 1,255 Loss on disposal (455) Increase in receivables (198) Increase in payables 340 The following criticisms of the extract have been made: 1. The loss on disposal should have been added, not deducted. 2. Increase in receivables should have been added, not deducted. 3. Increase in payables should have been deducted, not added. Which of the criticisms is valid? 2 and 3 only 1, 2, and 3 none of them 1 only