A same meaning or not problem:
Today the only wild animals remaining as a tangible threat to lambs in the British Isles are the predatory fox , badger and red birds .
Today , the only wild animals remaining as a tangible threat to lambs in the British Isles are the predatory fox , the badger and the red birds .
****
[A]: yes

A same meaning or not problem:
Within a few days around 7,000 female prisoners were evacuated from Ravensbruck to Denmark and then on to Sweden .
Within a few days , around 7,000 female prisoners were evacuated from Sweden to Denmark and then to Ravensbrueck .
****
[A]: no

A same meaning or not problem:
The next day Finn Malmgren was rescued , the body of Mariano and Zappi was not found .
The next day Mariano and Zappi were saved , the body of Finn Malmgren was not found .
****
[A]: no

A same meaning or not problem:
PATH service from Exchange Place runs east to the World Trade Center , north to Newark Penn Station , and west to Journal Square and Hoboken Terminal .
The PATH service from Exchange Place runs east to the World Trade Center , north to Newark Penn Station and west to Journal Square and Hoboken Terminal .
****
[A]:
yes