Source: crackgmat material
Which of these two sentences is preferable on gmat?
a. The trouble is that logical error is a subject where issues such as logical paradox, self-reference, and the inherent limits of reason rear their ugly heads in practical situations and bite.
b. The trouble is that logical error is a subject in which issues such as logical paradox, self-reference, and the inherent limits of reason rear their ugly heads in practical situations and bite.
In the solution it is explained as in which is verbose compared to where. But my question is where cannot be used to refer metaphorical place as per rules of Manhattan sc. Please explain.