In what way can conflicts be characterized?

In what way can conflicts be characterized?
 
  a. They are experienced as an internal struggle between people who all want
  things to be their way and usually have no remedy
  b. They can feel like power struggles with a push-pull dynamic as participants
  try to get their ideas into action by persuading, imposing, arguing, or
  passively controlling
  c. They can be considered hazardous to a relationship and should be avoided at
  all costs
  d. They are detrimental but are the only way a problem gets worked through in
  a working relationship