I s ` pose I should n't have let him go so meek but I was timid and frightened of father .<br>Besides , I did n't know men were so skurse . ''<br>When the girls were safely away , Diana driving and Anne holding the coveted platter carefully on her lap , the green , rain-freshened solitudes of the Tory Road were enlivened by ripples of girlish laughter .

Based on the paragraph above can we conclude that "Diana was only fifteen years old."?
It's impossible to say