Answer:
It gave them a purpose to fight
Explanation:
That would be manifest function.
The manifest function of education has to do with the educations role in the society mainly in how education helps social development and social interaction with other members of the society. There are six manifest functions of education according to Javier and his associates and they are the integration into political social sphere and advancing change, placing an individual into society, interaction with other society members that is socialization, social control, the transmission of culture.
I believe the answer is: motivations.
When you understand your motivations, you would most likely wouldn't stop unless your end goal is achieved because you feel a strong drive for a certain change. Because of this, the likelihood of you staying within your plan would also be increased.
Answer: Diego is using Active strategy to reduce uncertainty.
Explanation: Active strategy is an act of using a well known tested and trusted method to generate the best result possible.
Diego asking Louisa's sister is an active strategy as Diego doesn't want to leave anything to chance.