A junior data professional prepares for an analysis project about a very broad and global topic. However, they will only have access to internal data. What are some potential limitations that they should be aware of$?$ Select all that apply.

$1$ point

It may be difficult to gather data from multiple departments.

The data is not owned by the company.

The data may not fully represent the facts.

It will be more difficult to confirm the reliability of the data.