Which of these actions is an example of chemical weathering

C. is an example of chemical weathering.

The interaction between oxygen and iron is a chemical change, while the other options describe changes that only happen physically. (Ice creates cracks by force, not by changing what the rock is made from, and so on.)

i don't know, but does anyone wanna be friends? i'm doing my homework at 1: 49 in the morning : /

as the gila monster consumes the eggs or young of the desert cottontail and gambel's quail, thus its main food supply is only accessible for a restricted time duration every year. however, for this, the gila monsters exhibit three adaptations, which elevate their survival rate in the desert condition.  

first, is that they possess huge bodies, and can consume greater concentrations of food during a small period. secondly, they require to feed infrequently as they can accumulate fat in their tails. ultimately, their rate of metabolism is very low, so that they can burn their reservoirs of fat gradually.