In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.

The word “archaeology” comes from the Greek word “arkhaios,” which means “ancient.” (1)______ some archaeologists study living cultures, most archaeologists concerned (2)______ with the distant past. People have dug (3)______ monuments and collected artifacts for thousands of years. (4)______, these people were not scholars, but looters and grave robbers looking to make money or (5)______ up their personal collections.