Answer:
1. Any party was under pressure, unnecessary impact, or was being scared, constrained, or compromised when going into the understanding;
2. Any party was intellectually awkward (i.e., deranged, beneath the time of greater part, and so on) at the time that the agreement was entered;
3. Any party committed an error regarding their understanding of the agreement terms; or there was extortion or distortion of material realities included.
Explanation:
Hope this helps! :D