Shannon feels miserable in her marriage but refuses to consider getting a divorce; she feels that a divorce would completely waste all of the hard work she has put into making the marriage work for 20 years. Shannon's line of reasoning best illustrates the:

sunk-cost fallacy                      

Explanation:

Sunk-cost fallacy: In psychology, the term "sunk-cost fallacy" is described as a phenomenon that an individual commits when he or she tends to continue a specific behavior or else endeavour as a consequence of formerly invested different resources including effort, time, or money.

Example: A individual buys a movie ticket or a cloth which is non-refundable.

In the question above, Shannon's line of reasoning best illustrates the "sunk-cost fallacy.

well since twins have about the same dna they dont have one think in common which is the figer print. nobodys fingerprint is the same. if your using twin you would most likely get around the same results for both of them because of the genetics.. i hope this

elastic potential energy