Which of the following best identifies the central idea of the article?
A. Before Richard Turere’s invention attracted widespread attention, animal rights
activists and local farmers in Kenya had given up on solving the lion crisis.
B. Richard Turere was inspired to build his invention by the work he had seen
presented at past technology conferences.
C. Richard Turere developed a way to protect both livestock and lions with his
invention, Lion Lights, which was more effective than many other complicated
solutions.
D. The greatest danger faced by lions in Kenya today comes from humans who
hunt lions as payback for trespassing on their property and threatening their
farm animals.