In highly developed societies, the rate of mortality from which type of illness is low? A. heart disease

B. cancer

C. degenerative diseases

D. communicable diseases

dz nuts.   eeneneneeenenne

the transfer for conduction is the heat transfering from the liquid to the spoon

the transfer for convection is the heat rising from the liquid to the air

the transfer for radiation is the heat going through the sides of the cup and to the air

at least that is what i would do

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.