In this passage, the word "buoyant' in Paragraph 4 is closest in meaning to the word ______.

A．the attacks on U. S. targets lead to the comparatively lower growth
B．the growth had been well short of the government's target
C．the budget deficit must be about 1.5%
D．the budget deficit will probably be greatly different from the country's promise

A．in the process of rising
B．experiencing a sharp turning
C．in the recession
D．rising rapidly