Why is it critical to use aseptic technique when transferring the antibiotic disks to the agar?

It is critical to use aseptic technique when transferring the antibiotic disks to the agar in order to have a clean results. meaning, no other mircoorganisms will grow in the agar that will make the experiment a failure. by using aseptic technique, the other microorganisms will not be present

Probably because you wake up early. even when i get a good nights sleep i still feel tired if i wake up early. or maybe you just need coffee.

Ithink the answer is c.  hope this is right and