254.At an intersection where going straight and turning left are both prohibited, and only right turns areallowed, which sign(s) should be installed?
(A) Install only a 'No Left Turn' prohibitory sign; drivers willnaturally choose to turn right.
(B) Install a 'Right Turn Only' mandatory sign to positively indicate that onlyright turns are permitted.
(C) Install both a 'No Left Turn' and a 'No Straight Ahead' prohibitory signsimultaneously.

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#7521974
這題在考什麼觀念 本題測驗的是交通標誌設...
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