Choose the sentence that use hyphens correctly.
O Most readers of today's paper could not understand the editorial's point because it seemed so ill-logical.
O When I had to introduce our principal at the presentation, I was afraid that I would mis-pronounce her name.
O After running for thirteen miles in the Boston Marathon, he was approximately half-way finished with the
race.
O When taking United States history, most of my peers enjoyed studying the Swinging Sixties, but I preferred
the period pre-Civil War.