These positions evolve and vary throughout the years to meet any needs.

These positions evolve and vary throughout the years as it is needed.

The position, and the responsibilities, evolved steadily over the next several generations.

It is from this minimal beginning that the position has evolved through more than 200 years of usage.

Their positions may evolve during a campaign or once they win.

This position evolved from an earlier, less violent one.

The position of the tribal leadership has evolved over the years.

He noted that his position had been "evolving in favor of life."

In doing so, our position on some high-profile issues has evolved.

A. The position and my position on abortion has evolved.