Use suitable prepositions in the following sentence.

"The exercise was written ________ me ________ a Parker pen."

by, with

The correct answer is Option (4) - by, with

So, the complete sentence would be: "The exercise was written by me with a Parker pen."

 "By" is used to indicate the person who performed the action of writing (in this case, "me").
"With" is used to indicate the instrument or tool used to perform the action ("a Parker pen").