Answer:
Epidemiological.
Explanation:
Epidemiological study may be defined as the type of study that includes the different group of the human population to understand the factors that might affects the health.
This study also explains the risk of a particular factor in the population. In the given question, the study is done to understand the relationship between the delayed physical growth and low-income. This clearly explains the epidemological study and this study also have proper design to study the population in cohort.
Thus, the answer is epidemiological.
Traditional dental fillings are usually made of silver amalgam, but can also be other materials like cast gold. The strengths of a traditional filling include: Strength and durability. Useful for back teeth that are used more forcefully. Less expensive than composite alternatives.
Answer:
it is known as FRUSTRATION
Explanation:
it is of 2 types:
- external frustration(it is due to conditions outside a person that stop him from reaching his desired goals)
- personal frustration(it is due to personal characteristics)
Answer : your answer is b or 120
