Allow companies to track the number of employees who have completed courses that are required to meet state, federal, or professional regulations a. Expert systems b. Learning management systems (LMSs) c. Intelligent tutoring systems d. Supply chain systems

The correct answer is letter "B": Learning management systems (LMSs).

Explanation:

Learning Management Systems (LMS) are web-based software developed for the management and administration of process learning data. These platforms gave multiple tools that allow evaluators to improve the educational experience according to their objectives and follow up the audience's progress closely. Examples of MLS include Adobe Captivate Prime, Docebo, and SAP Litmos LMS.

u = 30

continuing your method

= +

subtract from both sides

= - thus

= -

= ⇒ u = 30