Which of the Following Best Explains 'ISO 19011:2011

Multiple Choice

Which of the following best explains 'ISO 19011:2011'? 

A)  This sets out the requirements of a quality management system. 
B)  This covers the basic concepts and language of quality assurance. 
C)  This focuses on how to make a quality management system more efficient and effective. 
D)  This sets out guidance on internal and external audits of quality management systems.