In each of the sentences given below a word is in quotion marks. Below it four choices are given. Pick up the one which is most nearly the same in meaning as the word in quotion marks and can replaces it without altering the meaning of the sentence." I have learnt a great deal working factories, and for a time I've never been a weaver. Here are my "testimonials", Mr. Davis"

• A. witnesses
• B. testaments
• C. tokens
• D. credentials