The regulation of commerce among the several states by the us congress is an example of:

Interstate Commerce Clause

Explanation:

The Commerce Clause describes an enumerated power listed in the United States Constitution (Article I, Section 8, Clause 3). The clause states that the United States Congress shall have power "To regulate Commerce with foreign Nations, and among the several States, and with the Indian Tribes.

The regulation of commerce among several states is individually called; The Interstate Commerce Clause.

answer; archaeologists;

an important point to remember about correlation is that while there is a _statistical_ relationship correlation does not equal _causation_

the first answer is: statistical

the second answer is: causation