In the sentence given below, a word is printed in bold. Below it, four choices are given. Pick the one which is most nearly the same in meaning as the word printed in bold and can replace it without altering the meaning of the sentence.
"I have learnt a great deal working in factories, and for a time I've never been a weaver. Here are my testimonials, Mr. Davis"
witnesses
testaments
tokens
credentials
Correct answer is D
No explanation has been provided for this answer.