Value refers to the perceived importance or usefulness of learning and can be assessed both externally and internally. A student feeling proud of his work and sense of accomplishment would be

See the short explanation below

Explanation:

Yes value is subjective to perception, what is valuable/more valuable to A may be not valuable/less valuable to B.

Now the work of a student in this context is external, so he places external value to i while his feelings are internal

Internal satisfaction

Explanation:

answer; can each be concretely realized in different ways;