Topic: Classification & Regression

With the Nave Bayes model that does not have the Laplace correction, the conditional probability is set to zero when:

$($Select One correct answer$)$

A$.$

within the training data, a given attribute value never occurs in the context of a given class.

B$.$

within the test data, a given class never occurs in the context of a given attribute value.

C$.$

within the training data, a given attribute value never occurs in the context of a different attribute value.

D$.$

within the test data, a given attribute value never occurs in the context of a different attribute value.