What was the Great Eastern Crisis, and how was it resolved? (2-3 sentences)

The Great Eastern Crisis of 1875–78 began in the Ottoman Empire's territories on the Balkan peninsula in 1875, with the outbreak of several uprisings and wars that resulted in the meddling of international powers. This was ended and resolved with the Treaty of Berlin in July 1878.

Explanation:

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

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your answer whould be d