Add punctuation: Now invoke SP with the filename to save as argument
A: Now invoke SP with the filename to save as argument.

Add punctuation: In the 13th century few were prepared to even consider the possibility of scientific research and most considered that knowledge all came from God through ancient divinely inspired writings
A: In the 13th century few were prepared to even consider the possibility of scientific research, and most considered that knowledge all came from God through ancient divinely inspired writings.

Add punctuation: Next to the cathedral is the Museu Gro Vasco named after the famous 15th century Portuguese artist who has also given his name to one of the regions wellknown wines
A:
Next to the cathedral is the Museu Grao Vasco, named after the famous 15th century Portuguese artist, who has also given his name to one of the region's well-known wines.