Discuss accounting treatment within the perspective of MFRS 9 for the following scenario:

1. Company A owns preference shares in Company B. The preference shares entitle entity A to dividends, but not to any voting rights.

2. ABC Sdn Bhd purchases goods from an XYZ Enterprise on 60 days’ credit.

3. In a lawsuit brought against an entity, a group of people is collectively seeking compensation for damages to their health as a result of contamination to the nearby land believed to be caused by waste from that entity’s production process.

4. An entity has an airplane as a property plant and equipment, 2 buildings as an investment property, and acquired patents in its statement of financial position. "