Answer:
Una de las enfermedades más terribles de este periodo fue la peste negra, que causó tal epidemia que en aquella época se decía que apenas había vivos para enterrar a los muertos, ya que murió más de un tercio de la población europea.
Explanation:
The leader of the Knights of Labor in 1879 is Terence V. Powderly.
The correct answer is dysthymic <span>disorder.
</span>Dysthymic <span>disorder refers to a mood disorder that is characterized by a mild, yet enduring or chronic form of depression. Dysthmic disorder involves fewer mental and physical symptoms compared to depression. Dysthmic disorder is fairly common in the population and is caused by a combination of genetic and psychosocial factors. </span>
The description that best explains the significance of the excerpt:
<span>"Article IV. The people of this commonwealth have the sole and exclusive right of governing themselves, as a free, sovereign, and independent state; and do, and forever hereafter shall, exercise and enjoy every power, jurisdiction, and right, which is not, or may not hereafter, be by them expressly delegated to the United States of America in Congress assembled.
---Massachusetts state constitution, adopted 1870"
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to the current government of Massachusetts is "this excerpt is an example of a preamble that has no legal force but describes the intent of the document".