B: Confederal Government.
Answer:
Depression
Explanation:
Timothy appears to be suffering from depression. Depression is a mental health disorder that results in the affected individual showing persistent depressed/low mood and a loss of interest. symptoms of depression includes; reduced interest or pleasure in activities once enjoyed, a loss of sexual desire
, changes in appetite, unintentional weight loss or gain
, sleeping too much or too little
, agitation, restlessness, and pacing up and down
, slowed movement and speech
, fatigue or loss of energy.
Answer:A. route of exposure
Explanation:Route of exposure refers to how someone got exposed to that allergen that got them sick. There are different routes of exposure , the way in which a substance enter one's body , it can be through inhalation, ingestion , skin absorption and injection. For example inhalation occurs mostly when a substance is a chemical in the form of vapours , gases , particulates and mist .
For this reason by knowing how it entered the body the pediatrician can determine what the substance might have been.
The correct answer is A.
<u>The dependent variable is:</u><u> how long students worked on the math problem.</u> Secondly, the goal of the study is to assess whether an explanatory variable (the confort of chairs) does have a causal effect on the lenght of math study or not.
As it is described in the question, the explanatory variable is a binary one: it takes value equal to 1 for the group seated in padded, comfortable chairs, and value 0 for the individuals in the group with standard chairs. Therefore, the study can be understood as the assesment on the validity of a treatment, on its capacity to make a difference on the dependent variable.
