Answer:
Explanation:Cognitive milestones are centered on a child’s ability to think, learn, and solve problems. An infant learning how to respond to facial expressions and a preschooler learning the alphabet are both examples of cognitive milestones. Other examples include looking for dropped objects and problem solving. What is cognitive development of a child?
Answer:
Antebellum means when something occurs before a war
Explanation:
<u>Answer</u>:
Instrumentation
<u>Explanation</u>:
Instrumentation internal validity threat:
<u><em>There are seven instruments internal threat are as follows:
</em></u>
<u>Instrumentation</u>: It is very important for research that the instrument used for the research should be accurate in their measurement because its accuracy will be responsible for the outcomes of the study.