thE BEst titlE For ABovE ArtiClE is
A．"why mEn lACk CApACity For ExErCisE ovEr thE yEArs"
B．"how mEn's BonEs ArE ArrAngED DiFFErEntly From womEn".
C．"stuDiEs on DiFFErEnCEs AnD similAritiEs BEtwEEn mEn AnD womEn".
D．"mEn AnD womEn: somE DiFFErEnCEs".