A．To build his own shoe brand．
B．To help children without shoes．
C．To sell shoes to poor countries．
D．To broaden his business scope．

A．He had started five companies．
B．He had worked as a technician．
C．He had worked in South America．
D．He had taught five media courses．

A．Three years ago．
B．Five years ago．
C．Six years ago．
D．Eight years ago．