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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. The validity period of an electrician’s license to carry out work on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least () days before the expiration date. A.15 B.20 C.30 【Production and Management Division】Seeking moderators and technical discussants to join
The validity period of an electrician’s license for working on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least (c) days before the expiration date.
The validity period of an electrician’s license for working on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least (30) days before the expiration date.
The validity period of an electrician’s license for working on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least (C,30) days before the expiration date. A.15 B.20 C.30
The validity period of an electrician’s license for working on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least (C) days before the expiration date. A.15 B.20 C.30
The validity period of an electrician’s license for working on electrical networks is 3 years. When this period expires, electricians who wish to continue carrying out such work must submit an application for renewal at least (C) days before the expiration date. A.15 B.20 C.30