Correct answer is -iv) All the options
Xquery and Javascript functions,REST API, Node.Js API, Java API and MarkLogic Content Pump provides a way to load data into a MarkLogic database. MarkLogic Server provides many ways to load content into a database including built-in XQuery functions, the REST Client API, and the command-line tool, MarkLogic Content Pump (mlcp). Choosing the appropriate method for a specific use case depends on many factors, including the characteristics of your content, the source of the content, the frequency of loading, and whether the content needs to be repaired or modified during loading. In addition, environmental and operational factors such as workflow integration, development resources, performance considerations, and developer expertise often need to be considered in choosing the best tools and mechanisms.