When the Code uses ” ________ ” it means the identified actions are allowed but not required, and they may be options or alternative methods.
Right Answer is:
Shall be permitted
NEC code 90.5 described Mandatory Rules, Permissive Rules, and Explanatory Material
According to Permissive Rules of this Code are those that identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the use of the terms that shall be permitted or shall not be required.