Before revision: Other concerns that scholars point to In addition, older male speakers from rural communities who have spent their whole life there and who usually did not continue education past age 14 are proportionally overrepresented in some oral history material.
After revision: include the fact that the data collected in the form of oral histories is difficult to quantify,Other concerns that scholars point to In addition, older male speakers from rural communities who have spent their whole life there and who usually did not continue education past age 14 are proportionally overrepresented in some oral history material.