The k-nearest neighbor machine learning algorithm (kNN) is .a. highly mathematical and computationally intensive. b. a method that has little in common with regression. c. regarded as a "lazy" learning method. d. very complex in its inner workings.

c. regarded as a "lazy" learning method.

Explanation:

Multiple choice

The k-nearest neighbor machine learning algorithm (kNN) is :

c. regarded as a "lazy" learning method.

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