I have seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence but I had personally not witnessed it once in my forty years of experience.


(A) I have seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence, but I had personally not witnessed it once in my forty years of experience.

(B) I had seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence but I have not personally witnessed it once in my forty years of experience.

(C) I have seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence but I have personally not witnessed it once in my forty years of experience.

(D) I have seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence but I have not personally witnessed it once in my forty years of experience.

(E) I have seen very little evidence of the expression of the authentic self in American corporations; I won't deny its existence but I will have not personally witnessed it once in my forty years of experience.