The transition word that signals a contrast is "however." To identify the transition word that signals a contrast, you can look at the options provided and determine which word stands out as being the opposite or different from the others. In this case, "however" is the contrasting word as it introduces a contrasting idea or statement. The other transition words listed, such as "because," "finally," and "eventually," do not indicate a contrast.
The transition word that signals a contrast is "however".
