The correct answer is Knowledge
Explanation:
Collective learning is defined as a type of leaning in which different individuals are involved, in this way through collective learning one individual cand learn and transmit the knowledge to others or share information that becomes knowledge in a group of individuals when they members of the group learn it. This usually implies the knowledge becomes part of the collective memory of a group or community and therefore can be transmitted through multiple generations this includes rituals, myths, rules, skills, routines or norms. Considering this, in collective learning what is learned and transmitted to others is the "knowledge" which refers to any type of information that has been learned through experience or education.
