B . The Niagara Falla is the name of the widest waterfall in America.

尼亚加拉瀑布是美国最宽的瀑布.

Falla says he believes that will change soon, and as Sampras and Boris Becker inspired him, so will current pros spark another generation of Colombians.

法拉相信这很快会发生改变，正如桑普拉斯和贝克尔激励过他一样，现在的这些职业球员也会激发下一代哥伦比亚球员。