PART a Some Attorneys Are Litigators, So Some Attorneys Are $\begin{array} { l } \text { Some A are \( S \).}\\ \text {Some A are L. }\\ \hline\text {Some \( A \) are SL. }\\\end{array}$

PART A Some attorneys are litigators, so some attorneys are skillful litigators, since some attorneys are skillful.
Which of the following correctly expresses the form of this argument? a. $\begin{array} { l } \text { Some A are \( S \).}\\ \text {Some A are L. }\\ \hline\text {Some \( A \) are SL. }\\\end{array}$$\quad$ b. $\begin{array} { l } \text {Some \( A \) are SL. }\\ \text { Some \( A \) are L. }\\ \hline\text { Some \( A \) are \( S \).}\\\end{array}$$\quad$ c. $\begin{array} { l } \text { Some \( A \) are \( S \).}\\ \text { Some \( A \) are \( \mathrm{SL} \).}\\ \hline\text { Some \( A \) are L.}\\\end{array}$

d. $\begin{array} { l } \text {Some \( A \) arenot \( S \). }\\ \text { Some \( A \) are not \( L \). }\\ \text { Some \( A \) are not SL.}\\\end{array}$$\quad$ e. $\begin{array} { l } \text { Some \( A \) are L.}\\ \text { Some \( A \) are not \( S \).}\\ \text {Some \( A \) are SL. }\\\end{array}$ PART B
Which of the following substitutions proves the argument invalid?
A) A = doctors, S = highly trained, L = specialists.
B) A = women, S = caring, L = parents.
C) A = fruits, S = yellow, L = lemons.
D) A = people, S = intelligent, L = morons.
E) A = cars, S = large, L = sedans.