Maybe..... the signing of the constitution???
b. the gap between men's and women's earnings was narrowing.
The big baby boom witch brought up the populaton
Answer:
Drilling mud. Drilling mud, also called drilling fluid, in petroleum engineering, a heavy, viscous fluid mixture that is used in oil and gas drilling operations to carry rock cuttings to the surface and also to lubricate and cool the drill bit.
Explanation:
