Franklin is using machine learning to build a grammar checker. Given a document, the grammar checker should highlight any ungrammatical sentences and label the types of grammatical error it sees. For this machine learning problem, what is the learning algorithm?

Question $66$ options:

a$)$

The document that it is supposed to check for grammar errors

b$)$

The list of grammar errors that the grammar checker discovers

c$)$

Whatever internal mechanism the grammar checker uses to teach itself to detect the errors

d$)$

The connection weights that allow the grammar checker to process what it sees