D.) Vertical relationships involve unequal status, while horizontal relationships represent equal status.
An example of horizontal relationship is a group of friends that are of the same age. Horizontal relationship is a relationship where reciprocity and interaction and expectations are on an even platform.
An example of a vertical relationship is a parent and child. It is a relationship where one is attached to another of greater knowledge or social power.
Answer:
A. development of automobiles with lower nitrogen oxide and hydrocarbon emissions.
Explanation:
This act implements a comprehensive program to reduce air pollution to protect human health and environment, the amends made in 1990 focused on problems of acid rain, ozone depletion, and toxic air pollution, they established new auto gasoline reformulation requirements and set the Reid vapor pressure standards to control evaporative emissions from gasoline.
Explanation:
<h2>They provided uniforms, blankets, sandbags and other supplies for entire regiments. They wrote letters to soldiers and worked as untrained nurses in makeshift hospitals. They even cared for wounded soldiers in their homes.While many women participated in the Civil War by supplying the soldiers and keeping the home fires burning, others served as nurses, spies or even soldiers. Nurses, under the leadership of women like Dorothea Dix, did their best to care for the physical and emotional needs of wounded and sick soldiers.Women formed aid societies to help both Union and Confederate soldiers. They planted gardens; canned food; cooked; sewed uniforms, blankets, and socks; and did laundry for the troops. Some women wanted to get closer to the frontlines, and they volunteered as nurses.</h2>