What is the primary difference between multidisciplinary databases and subject databases?

Group of answer choices

Multidisciplinary databases focus on one specific field, while subject databases cover a wide range of subjects

Multidisciplinary databases include a wide range of subjects and material types, while subject databases have a specific focus on a particular field

Multidisciplinary databases are only for beginners, while subject databases are for advanced researchers

Multidisciplinary databases contain only books, while subject databases contain only articles