Certain bacteria live in plant roots and receive sugars from the plants. the bacteria provide a source of useful nitrogen for the plants.
this best describes which type of relationship?
a) parasitism
b) competition
c) mutualism
d) predation

C

Explanation:

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

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves