Answer: Opportunity.
Explanation: Since the attack, <em>every year </em>Americans gather at the site of the ancient towers to honor the victims. In addition to the deaths, thousands of people developed cancer and lung disease, due to the toxic cloud that glided for weeks over the south of the city.
People become closer, and the American Greetings took the opportunity.
<u>Vyogtsky</u> emphasized the point that children construct knowledge through social interaction, whereas <u>Piaget</u> emphasized the point that children use adaptation of schemes to organize knowledge.
<u>Explanation:</u>
Psychology is the logical investigation of the psyche and conduct, as indicated by the American Psychological Association. Brain research is a multifaceted order and incorporates many sub-fields of study such territories as human advancement, sports, well being, clinical, social conduct and subjective procedures.
There have been different studies given by different psychologists about the human behavior and the studies focused on various things. Some psychologists like Vyogtsky gave great importance to the social interaction while some gave it a little less importance.
Answer: reliable but not valid
Explanation: Reliability does not translate to validity. This can be proved using the behavior of John's oven which has exhibited consistency in functionality and performance which defines that the readings and output are reliable. However, even though John's oven has exhibited constant output reliability due to its ability to consistently give similar readings or performance levels for about a month, the consistent performance which has been showcased by the oven seems to be faulty as food seem to get burnt regularly. This consistent output or performance level lacks validity as the temperature Guage incorrectly shows temperature which is 50 degrees cooler than the actual oven temperature.