Fold mountains are formed by: A. Sinking of the earth’s crust
B. Wrinkling of the earth’s crust
C. Down warping of the earth’s crust
D. Faulting of the earth’s crust

Which of the following should be considered when evaluating the credibility of a text based on the voice? whether the voice is masculine or feminineo whether or not there is biaso whether or not the voice is true to the author's actual personalitywhether or not the voice reveals the timeline of the text