Select the correct sentence

Select the correct sentence
A: The teacher beat me by a stick
B: The teacher beats me by a stick
C: The teacher beat me the stick
D: The teacher beat me with a stick

The correct preposition for an instrument used to perform an action is with. Therefore beat me with a stick is standard English. By a stick is incorrect in this context. The other options either use wrong prepositions or incorrect tense agreement. Option D gives correct idiomatic and grammatical construction.