A ‘gentle’ fold with an interlimb angle equal to 160° appears tight (apparent interlimb angle equal

Q. A ‘gentle’ fold with an interlimb angle equal to 160° appears tight (apparent interlimb angle equal to 20°) in horizontal section. According to the plunge of the fold axis, it can also be classified as

(A) horizontal fold.                                      (B) gently plunging fold.

(C) steeply plunging fold.                            (D) vertical fold.

Ans: gently plunging fold.