What was the primary cause of the London Fog of 1952

What was the primary cause of the London Fog of 1952? B. Cold air led to heavy use of coal, and the smoke from the coal fires was trapped close to the ground by a temperature inversion. ... A floating pile of oil-soaked logs in the Cuyahoga River caught fire, and the resulting media attention led to the first Earth Day.

Explanation:

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.