representation of possible presentations at the time contractions begin. Looks like a textbook, and I think some of the details were omitted for clarity regarding the lessons being taught.
#1 is exactly where you want the full-term baby to be: head down and everything else trailing after.
Absolutely every other position has the potential for being catastrophic, in that a modern woman would be prepped pretty fast for a C-section, after ultrasound confirmation of the bad position. Some midwives or obstetricians are able to turn the late-term fetus to the correct presentation, but
As to your original point modern day anti-choice adherents are very devoted to the Gerber Baby look. They want it understood that every abortion past the zygote stage looks like a miniature Gerber Baby, and they also want their audience to imagine that a baby that has died before birth (or that will die shortly after being born) looks similarly adorable, which they don't.