The Benefit of "Lab on a Chip" Technology Over Standard

The benefit of "lab on a chip" technology over standard microarrays is that ________.

A) lab on a chip technology has miniaturized testing to carry out analyses using minute amounts of reagents,whereas microarrays still require larger volumes of reagents in comparison
B) lab on a chip technology requires little technical training compared to analyses using microarrays
C) lab on a chip technology is invaluable for developing countries,where the reagents,refrigeration and trained personnel required for microarrays are limited
D) All of the choices are benefits of "lab on a chip" technology.