A SOLAS passenger ship safety certificate
题型：单项选择题
问题：
A SOLAS passenger ship safety certificate is required on all（）.
A.T-Boats carrying more than 49 passengers for hire
B.T-Boats that carry more than 12 passengers on an international voyage
C.T-Boats carrying more than 150 passengers for hire
D.large excursion vessels on lakes，bays，sounds，and river routes