Answer:
A cohort study
Explanation:
Cohort study is a specified form of a longitudinal study that represents a cohort (a group of person who shares an explainable characteristics, especially those who have experienced a similar event during a particular period, for example, graduation or birth), executing a cross-section at different intervals of time.
Advantage: Investigators can examine various outcomes simultaneously.
Disadvantage: Researchers may have to follow the subjects for a longer period, and this can be time-consuming as well as expensive.
Expenditures made by the government sector on final goods and services, or gross domestic product. Government purchases are used to buy the goods and services needed to operate the government (such as administrative salaries) and to provide public goods (including national defense, highway construction).
A biological species<span> is a group of individuals that can breed together (panmixia). However, they cannot breed with other groups</span>
Answer:
Explanation: Yes, because at least he will receive some useful information. Yes, but the call should not replace a visit to the doctor. No, because he is a minor, and the show will trace his phone call and contact his father. No, because all the doctors on those shows are fake.