Out of the choices that are mentioned above, it is canvas which is letter C that is not considered to be a standard sterilization packaging material. Sterile packaging is important to ensure that the item/s inside the package will not be contaminated. It will also ensure that the package will not be tampered with.
The package should be opened in an aseptic manner. When a wrong and non-sterile packaging is used in order to handle contents, this can become a problem. This can be life-threatening to someone who is receiving the contents of the package. Take note that items that are sterilized and packed should also be stored in a specific place to prevent contamination.