Constructivist approaches to teaching and learning use <u>student</u>-centered principles.
The Constructivist approaches of teaching and learning is based on the principle that knowledge is constructed rather than being transmitted. If a person has prior knowledge of something it impacts his or her learning process yet initial knowledge cannot be considered to be global.
According to Constructivist approaches, if we have to build upon a useful knowledge structure, it requires a effortful and purposeful activities. Therefore, this approach bases itself to a learner-centered classroom learning. In such a classroom, the teacher gives full creative freedom to the students widening their horizon.
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Answer:
D. stratified random sampling
Explanation:
In this example, the employment agency is dividing the population that it will study into different subgroups (age, gender, graduates, nongraduates, and discipline of graduation). These subgroups are known as strata. Afterwards, the agency selects sample members of each of these subgroups. As the samples are chosen on a proportional way based on subgroups, this is known as stratified random sampling.