Explanation:
Terrorist attack is the violence caused or people killed by militant group or terrorist group in order to break the national harmony. It is one f the most important global problem that needs to be tackled.
Some of the potential target site of any terrorist attack in California are --
- Amusement parks
- All telecommunications towers
- Sewage treatment plants
- Electrical power generation and also transmission facilities
- Energy grid
All of the above sites are declared as "critical infrastructure" in the Patriot Act of 2001 of the United States and any destruction to any of these structures may impact the national security and economy of the country.
He was a conquerer, invented the phalanax
Heat is essential in melting rocks. Once the preexisting rock melts and then cools inside or on the earth's crust igneous rocks are formed. Heat and pressure are essential in the process of metamorphism. Heat can create new rocks from preexisting rocks by a process called contact metamorphism, forming rocks such as hornfels. Pressure can create foliated rocks such as schist's, slate and gneiss
The answer is Erik Erikson
Erik Erikson was a developmental psychologist whose theories centred on psychosocial development. Erikson viewed play as a necessary factor for social development.
Answer: A. The collection of a representative sample of a larger population.
Explanation:
The sampling is a process of selecting the units or individuals from the interested population. This process ensures the quantity, and quality. This process ensures the estimation of the characteristics of the whole population. The sampling can also be done in a way that only desired individuals or items are selected this is called as the purposive sampling technique.
According to the given situation, the survey research requires the collection of the large sample size so as to ensure the representative samples of the entire population exhibiting the desired traits.
