Question

which of the following best matches the description? period in history when machinery replaced human labor. select one: a. carboniferous period b. hydrogen fuel cell c. hunter - gatherer d. oecd e. opec f. industrial revolution g. compressed natural gas h. fossil fuels i. gross domestic product j. methanol

Explanation:

The Industrial Revolution was a period where machinery and new - manufacturing processes replaced human labor on a large scale. The other options are related to geological periods (Carboniferous), energy sources (hydrogen fuel cell, compressed natural gas, fossil fuels, methanol), economic organizations (OECD), oil - producing organizations (OPEC), pre - industrial lifestyles (hunter - gatherer), and economic measures (gross domestic product).

Answer:

f. Industrial Revolution