Suppose That You Notice That Relationships That Are Formalized by Marriage

Suppose that you notice that relationships that are formalized by marriage or other contractual arrangement tend to be more stable than relationships that are not formalized.A search-theory based explanation for this observation is that

A) formalization increases the cost of continuing to search for a better partner.
B) formal relationships are entered into only after a complete search of alternatives.
C) formal arrangements are a necessary part of any optimal search strategy.
D) remaining in long-term relationships is generally a dominant strategy.