Answer:
The answer is d) post-traumatic stress disorder.
Step-by-step explanation:
Post-traumatic stress disorder is a mental condition characterised by disturbing ideas and nightmares which appear suddenly, often as a result of traumatic experiences such as war, tragic accidents or abuse.
This disorder can lead to suicidal thoughts and a constant feeling of distress. The symtpoms can be treated with therapy and antidepressants.