Which sentence uses correct capitalization? mary was told to see a different doctor at lockwood medical center since her regular doctor, dr. acula, was on vacation. mary was told to see a different doctor at lockwood medical center since her regular doctor, dr. acula, was on vacation. mary was told to see a different doctor at lockwood medical center since her regular doctor, dr. acula, was on vacation. mary was told to see a different doctor at lockwood medical center since her regular doctor, dr. acula, was on vacation.

Mary was told to see a different doctor at Lockwood Medical Center since her regular doctor, Dr. Acula, was on vacation.

You must capitalize Lockwood Medical Center that is a Name of a place a proper noun

doctor is a common noun in both places you do not capitalize a common noun

Dr. Acula  Must both be capitalized  it is a proper noun the doctor's title and name 

Knowledge refers to the awareness or understanding on the subject acquired from education or experience of a person. Information is nothing but the refined form of data, which is helpful to understand the meaning. On the other hand, knowledge is the relevant and objective information that helps in drawing conclusions.