Answer:
d) a null hypothesis
Explanation:
Null hypothesis simply means "NO DIFFERENCE".
It always predicts that there is no relationship between the variables being studied. The reasearcher wishes to disapprove this hhypothesis.
This hypothesis states that the observed difference is entirely due to the sampling error i-e it occured purely by chance.
For example : There is no relation between smoking and lung cancer..
b.offering examples from your own experience
c.sharing discussion notes
d.sharing appreciation for what is being said
b. lowered body temperature.
c. allergens.
d. bacteria.
All of the following are factors in upper respiratory diseases except viruses.
Inflammation and obstruction from allergicrhinitis or asthma can predispose to infections. The incidence of contracting a URI is increased because of exposure to large numbers of individuals in closedsettings.
Learn more about respiratory diseases here brainly.com/question/2152557
#SPJ2
2 Rebecca, who lives in a town with inadequate medical facilities, needs to see a doctor regularly to monitor her diabetes.
3 Thierry often leaves his bike by the back stairs, making it difficult for others to pass without tripping or scraping themselves on it.
These problems can be best solved through community action, 2 Rebecca, who lives in a town with inadequate medical facilities, needs to see a doctor regularly to monitor her diabetes. Thus, option "B" is correct.
Thus, option "B" is correct.
To learn more about diabetes click here:
#SPJ2