The answer is military conquest :)
I hope this answers your question correctly. 1. fewer volcanic eruptions and 2. Industralization & Anthropogenic pollution caused by greenhouse gases
the governments power to tax and spend to influence the economy is called B. Fiscal Policy
Answer:
GAO, often called the "congressional watchdog,” is an independent, non-partisan agency that works for Congress. GAO examines how taxpayer dollars are spent and provides Congress and federal agencies with objective, non-partisan, fact-based information to help the government save money and work more efficiently.
Electric sewing machine, electric washing machine