Question: Define a crisis and give an example of a critical incident in each of the following categories: developmental, ecosystemic, existential, and situational. Citations and references are required. Select two of the examples you provided.1/ Jacob, age 11, has not seen his father since his parents divorced one year ago. 2/Clarissa, age 72, just lost her father after a prolonged illness. and: Explain the similarities and differences in the two critical incidents you selected. Compare the roles and responsibilities you would have in each of the critical incidents you selected. Need Assignment Help?