All taxi drivers are required to fasten their seat belts while driving. A. All taxi drivers shouldn’t fasten their seat belts while driving. B. All taxi drivers may fasten their seat belts wh
All taxi drivers are required to fasten their seat belts while driving.
A. All taxi drivers shouldn’t fasten their seat belts while driving.
B. All taxi drivers may fasten their seat belts while driving.
C. All taxi drivers needn’t fasten their seat belts while driving.
D. All taxi drivers must fasten their seat belts while driving.