Study the following regarding the preparation of herbarium sheets.

(i) Plant should be collected in flowering stage.

(ii) Every detail regarding the plant such as locality, ecological conditions, vegetative and floral characters, etc. should be noted.

(iii) Plants are evenly pressed by unfolding all the plant parts between blotting papers (or newspapers) with the help of plant pressers.

(iv) Blotting papers need not be changed until the plant gets dried.

(v) After drying, the plant specimen is carefully mounted/pasted on the herbarium sheets.

(vi) The herbarium sheet is labeled on the lower right hand corner representing the number of plant specimen, date of collection etc.

Which of the above statement is/are not correct?

(A) (i) only

(B) (iv) only

(C) (i) and (iv)

(D) (iii) and (iv)