What is most likely the author's purpose when writing an article on the history of cell phones?

To inform

Explanation:

According to a different source, these are the options that come with this question:

The most likely purpose that the author had in mind when writing an article on the history of cell phones was to inform the readers on this topic. The author most likely believed that the history of cell phones was important to know and that the author would benefit from knowing about it. Because of this, it is likely that the author included facts that are backed by evidence.

metallurgy is your answer

the "study of metals and the process of refining ("

note that it says metal. metallurgy has the word "metal" in it, and so is most likely your answer (and is your answer).

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