问题：
[单选题]
当我们处理了这些问题后,我们的既定原则和政策只会更加顺利、稳定和坚持不懈地执行。()
A
When we have dealt with those problems, our established principles and policies will only by carried out more smoothly, steadily and perseveringly.
B
When we have dealt with those problems, our established principles and policies will only by carried out more smoothly and perseveringly.
