Select the phrase/connector from the given three options which can be used to form a single sentence from the two sentences given below, implying the same as expressed in the statement sentences.

In late June, the European Space Agency’s Sentinel-2 satellite detected a series of fires at latitudes close to 73 degrees north—the northernmost fires in records going back to 2003. This was said according to satellite remote sensing expert Annamaria Luongo.

1. according to satellite remote sensing expert Annamaria Luongo

2. fires in records going back to 2003

3. fires at latitudes close to 73 degrees north