<tbody>
    {this.createRowTitles(rowTitles,showQuestions,showEmptyColumns)}
</tbody>

createRowTitles = (rowTitles,showQuestions,showEmptyColumns) => {
    let table = [];
    var i = 0;
    for(var cell of rowTitles) {
        table.push(
        <tr>
            <td className={[classes.cell,isOverall ? classes.overallCell : classes.categoryCell].join(' ')}>
                {this.props.cell.value}
            </td>
        </tr>
        )
    }
}