Final answer:
An expository speech about strip mining involves presenting an exposition of political, economic, social, religious, or ethical issues.
Step-by-step explanation:
If Katerina were delivering an expository speech about strip mining, she would be presenting an exposition of political, economic, social, religious, or ethical issues.
Expository speeches aim to inform or explain a specific topic to the audience, and in this case, the focus is on the various issues surrounding strip mining.
Katerina would provide factual information, examples, and arguments related to the political, economic, social, religious, or ethical aspects of strip mining.