An argument can be sound and yet have a false conclusion. 

A young inexperience teacher from the rural Midwest is hired to teach in an inner-city public school.  In her class, there are a number of cultures and races represented.  She is confused by the differences between students in regard to achievement and behavior.  Which of the following approaches would most likely provide insights into differences among her students?

An argument can be sound and yet not valid. 

Here is a categorical proposition:  Some Spaniards are not painters. ON PAPER do the following: draw a Venn diagram for this proposition write the formula for it (e.g., SP = 0, etc.)

For each of the following, show the contents of the indicated variable after the operation takes place. The following code will NOT error. Do not include the variable name in your response, only include the value.

Which of the following statements regarding optical rotation is not true?

Bonus question Which of the following structures is a correct wedge/dash drawing of the following Fischer projection?

Which structure is a diastereomer of the compound shown?

Which of the following structures does not have a plane of symmetry?

Which of the following is (are) a meso compound(s)? I. 2,4-dichloropentane II. 1,3-dimethylcyclopentane III. 2,3-dichloropentane