Answer:
Cenozoic Era (of the Phanerozoic Eon).
Explanation:
The correct answer would be B!
<span><span>1.1Robert Byrd</span><span>1.2Hugo Black</span><span>1.3Theodore G. Bilbo</span><span>1.4Edward L. Jackson</span><span>1.5Rice W. Means</span><span>1.6Clarence Morley</span><span>1.7Bibb Graves</span><span>1.8Clifford Walker</span><span>1.9George Gordon</span><span>1.10John Brown Gordon</span><span>1.11John Clinton Porter</span><span>1.12David Duke</span><span>1.13<span>Benjamin F. Stapleton -Wikipedia </span></span></span>
Decreased risk of injury, increased bone density and strength and reduced osteoporosis
To earn more money and export their goods faster and more efficiently.