According to researchers, which of the following is NOT a condition of forming a friendship

None.

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http://drdavespsychologypage.homestead.com/Relationships__Starting_and_Continuing.pdf

To determine which of the following is NOT a condition of forming a friendship, we need to examine the different conditions that researchers have identified as essential for fostering a friendship. Typically, friendships are believed to be based on mutual liking, reciprocity, and self-disclosure. By analyzing each option and evaluating it against these conditions, we can identify the one that does not align. Could you please provide the options you are referring to?