[单选题]
05.27: What is the period of a siyv)whmb1/ (z dmple pen29kom 7oj shjaj:8-w xp*x hy 9tzo24qdulum if the length of the cord is 67.0 cm anoth8*:7x oks2q2w poj9zm9j4-ayhjx d the pendulum bob has a mass of 2.4 kg?
A. 0.259 s
B. 1.63 s
C. .3.86 s
D. 16.3 s
E. 24.3 s
