_____ instructed me how to make a good preparation for a job interview. A. John Robbins to that I spoke by telephone, B. John Robbins, that I spoke to by telephone, C. John Robbins I sp
_____ instructed me how to make a good preparation for a job interview.
A. John Robbins to that I spoke by telephone,
B. John Robbins, that I spoke to by telephone,
C. John Robbins I spoke to by telephone,
D. John Robbins, whom I spoke to by telephone,