Answer:
The answer is B. Cross-sectional
Explanation:
Cross-sectional research can define as a research that involves using different groups of people who differ in the variables of interest but share other characteristics. Cross-sectional research are studies which based on observations that take place in different groups at one time.
Cross-sectional study can be define as an observational research that analyze data of variables collected at one given point in time across a sample population.
This is an example of Substage 3: Secondary circular reactions. This substage includes organizing sensation and new plans. For instance, a kid may suck his or her thumb unintentionally and after that later purposefully rehash the activity. These activities are rehashed in light of the fact that the newborn child discovers them pleasurable.
C Georgia was very involved in the war effort on the home front with goodd and meterials.
Because the dinosaur that had that tooth probably ate plants.
It’s C, punish people for disobeying rules and regulations.