The quote is by abraham lincoln
Answer:b. enlightened self-interest school
Explanation:
Enlightened self-interest can be defined as the ability of understanding and trusting that as we impact other people's lives positives our lives will also be impacted positively to some extent. As the saying which says "what goes around comes around " simple put. Even though our action may be driven by internal desires to acquire personal satisfaction but under the enlightened self-interest we also look for the needs of others to ensure their wellbeing; it is a two way street everyone benefits.
Devoting ourselves to improving other people lives gives us that satisfaction and the drive to keep going.
It is a fulfilling act that leaves an individual content with their lives for having played a role that changes someone else's live for good.
Muslims invaded North Africa and occupied those territories and imposed jizya on the people. After a while the Non-Muslims were sick of being oppressed by the invaders and decided to become Muslims so that the burden of an extra tax would be removed.