Instruction: Write each statement in symbolic form and determine whether the argument is valid or invalid using critical row
.
a. If Caroline is late (l), we will not pursue our plan (~p). We did not pursue our plan. Therefore, Caroline was late.
b. If you are Mathematician (m), then you are logical (l). You are mathematician. Therefore, you are logical.
c. He will attend PLM (p) or UP (u). He did not attend UP. Therefore, he attended PLM.
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