What are three ways thermal energy transfers​

Heat can be transferred in three ways: by conduction, by convection, and by radiation.

Explanation:

Conduction convection and radiation

Explanation:

Conduction is transfer through touch

Convection is transfer through the rise of heat and the fall of cold liquids/gasses

radiation is transfer through the air

it's

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.