You're right, the answer is caring. :)
The first one: c. He gave his own goats just sufficient food to keep them alive, but fed the strangers more abundantly in the hope of enticing them to stay with him and of making them his own.
The second one: d. “As he had a compassionate heart he pulled out his needle and thread, and sewed her together.” and e. “…but as the tailor used black thread, all beans since then have a black seam.”
B., “the bends” is known as decompression sickness that occurs in scuba divers when dissolved gasses come out of the solution in the bloodstream, forming gas bubbles in the circulation. this relates to the paragraph above.
The highlighted sentence that also has a box around it is the making of a strong thesis statement