The second alternative is correct (B).
"Gold in California ignited interest in a railroad to reach the West. However, Americans disagreed on where to build the railroad."
The use of the conjunction "however" in this context connects the two sentences with a contraposition, giving the exact meaning for the continuity of the text. In this way, it became clear that there was a need to build a railroad, but there was no unity among Americans about where to build the railroad.
Answer:
The best transitions to complete the passage includes:
At first;
However;
In addition;
In the end;
Certainly
Explanation:
In “Lather and Nothing Else,” the barber faces the challenge of shaving the enemy, a cruel captain.
At first, he reflects on all the terrible things the captain has done. Then, he explains his internal conflict over whether to kill the captain when he has a chance.
However, he does not believe in murder.
In addition, he takes great pride in his work.
In the end, he controls his emotions and lets the captain live.
Certainly, overcoming his own emotions is his greatest challenge.
"Lather and Nothing Else" is a story by Hernando Tellez.
The story is about a revolutionary barber who has a customer called captain Torres. Captain Torres killed the barber's fellow revolutionaries in trying to suppress revolutionaries.
When captain Torres went to have a shave from the barber, the barber had an internal conflict of whether to revenge by killing the captain or not for all the terrible things the captain has done. But in the end, the barber controlled his emotions and let the captain live.
The passage is completed with conjunctive adverbs