 Complete the following phrase:  President Carnots ostensible part during this agitation was confined to augmenting his popularity by well-timed appearances on public occasions, which gained credit for the presidency and the republic. When, early in 1889, Boulanger was finally driven into exile, it fell to Carnot to appear as head of the state on two occasions of special interest, the celebration of the centenary of the French Revolution in 1889 and the opening of the 