Final answer:
The status of the Gilbert Strang linear algebra solutions manual varies; it's normally for instructors but sometimes students can access partial or full solutions legally through educational resources.
The correct option is A.
Step-by-step explanation:
The availability of the Gilbert Strang linear algebra and its applications solution manual can vary, and it's important to check reliable sources to determine its current status.
Typically, the solution manuals for textbooks are partially available to instructors, and in some cases, full or partial solutions may be available for students as supplemental material.
For Gilbert Strang's widely used textbook, authorized solutions might be available for purchase or through educational institutions. However, I would caution students to rely primarily on the manual for educational purposes, ideally to check their understanding after attempting problems themselves.
The correct option is A.