How does the author illustrate the idea that it is important for different rules to be established in youth sports leagues?​

such as answering phones, scheduling appointments, sending faxes, and filing documents.

explanation:

all of the following except for c.foreign government

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.