What transition would best connect these ideas?

Many Americans thought trains too dangerous, even banning them from use. ________, Americans were building more railroad miles than canals in the 1830s.

However

Undeniably

As a result

For example

Question

What transition would best connect these ideas?

Many Americans thought trains too dangerous, even banning them from use. ________, Americans were building more railroad miles than canals in the 1830s. 

 However 

 Undeniably 

 As a result 

 For example

charlotte123 · Answer

I see typos >.>
 Many Americans thought that trains were too dangerous - Even banning them from use <---

charlotte123 · Answer

That does not make sense though...........They thought that they were dangerous but they    did not ban them from use..........Hmm..............

anonymous · Answer

ikr

charlotte123 · Answer

I would say ---> As a result <---

charlotte123 · Answer

Since It says that they did not ban them from use -

anonymous · Answer

No the correct answer is however

anonymous · Answer

they did ban railroads

charlotte123 · Answer

But If they banned them - They would have not built more railroad miles than canals.

anonymous · Answer

thats why it is however
They did not collaborate with each other