Difficulty: Easy
Correct Answer: d, c, e, a, b
Explanation:
Introduction / Context:
This sequence checks knowledge of the mining-to-market pipeline for precious metals.
Given Data / Assumptions:
Concept / Approach:
Start at the source (mine), extract ore, process it into refined metal, then craft products.
Step-by-Step Solution:
Mine (d) is the location/activity.Ore (c) is extracted material.Process (e) purifies and refines.Gold (a) is the refined metal.Ornaments (b) are finished jewelry.
Verification / Alternative check:
Standard metallurgy flowsheets support this sequence.
Why Other Options Are Wrong:
Common Pitfalls:
Confusing ore (compound/rock) with refined metal.
Final Answer:
d, c, e, a, b
Discussion & Comments