He was unable to prove his theory because he didn't have any proof.
The answer to your question, Which colony was influenced by Pennsylvania's size and location?, would be Massachusetts. So the answer would be letter A. This place was influenced by Pennsylvania not only on its geogrpahy but also in some of its culture and tradition.
South America can be divided into three physical regions: mountains and highlands, river basins, and coastal plains. Mountains and coastal plains generally run in a north-south direction, while highlands and river basins generally run in an east-west direction.