单项选择题 The Company should ensure that the master is fully （） with the Companys SMS.

单项选择题 The Company should ensure that （） involved in the Company’s SMS have an adequate understanding of relevant rules, regulations, codes and guidelines.

单项选择题 According to Maritime Labour Convention, 2006, the minimum age at the time of the initial entry into force of this Convention is 16 years Night work of seafarers under the age of （）shall be prohibited.