The Collection of Blood for Type and Crossmatch Requires (Check

The collection of blood for type and crossmatch requires (check all that apply)
i. the use of aseptic technique for site preparation.
ii. the use of sterile technique for site preparation.
iii. collection of blood into a sterile bag containing CPD.
iv. collection of blood into pink-stoppered EDTA tubes.

A) i and ii
B) ii and iv
C) i and iv
D) ii and iii