Question

1. based on the graphs here, which type of fuel source was used the most in 2020? a. petroleum and other liquids b. natural gas c. coal d. renewables e. nuclear

Explanation:

To determine which fuel source was used the most in 2020, we look at the graph. The graph shows different energy sources over time. By comparing the values (quadrillion British thermal units) for each source at the 2020 mark on the x - axis, we can see which line (representing a fuel source) has the highest y - value.

Answer:

A. Petroleum and other liquids