Answer: The answer is A, Respect.
Explanation: As you can see in the text, I forbade that they be given things so worthless as bits of broken crockery and of green glass and lace-points, although when they could get them, they thought they had the best jewel in the world.” This represents that this is for respect because of the indespicable thought of why they thought they had the best jewel in the world which leads to their expedition.
