Which most likely is a causal relationship?

A causal relationship is a relationship between variables that occurs when changes in one variable are systematically related to changes in another variable. A causal relation between two events exists if the occurrence of the first causes the other.

Options:

A. An experimenter showed different causes for two patients' lung cancer.

B. One experiment showed that all cancers can be cured by a new drug.

C. Experimenters show a link between adult-onset diabetes and obesity.

D. Experimenters show statistical data on diabetes drugs.

Answer:

Option - (C) : Experimenters show a link between adult-onset diabetes and obesity.

Explanation:

So, we can relate the link between the adults-onset diabetes and the results of the imbalance in the sugar level which is obviously the obesity. Having a high level of sugar may results in the different diseases and thus the result of this imbalance is formally considered as the deposition of glucose and other fatty molecules in the different layers of skin. This would lead a person into a more severe conditions of contracting a more frequent rise in weight, w and other related disorders inside the being body. Because, we can say that the precursor to the obesity is mainly considered to be the high level of uncontrolled sugar molecules inside the living being body.