Final answer:
The correct answer is B. conozco. The verb form that agrees with the subject 'Yo' is 'conozco' which means 'I know' in English.
Step-by-step explanation:
The correct answer is B. conozco.
The verb form that agrees with the subject 'Yo' (meaning 'I') is 'conozco', which means 'I know' in English.
For example, if the sentence is 'Yo conozco tu número de teléfono', it translates to 'I know your phone number'.
Learn more about Spanish verb conjugation