CAN SOMEONE PLZ HELP ME TRANSLATE THX

According to the elements of style, which sentence is written in active voice?

What did the study in nicaragua show about the connection between language and numbers, and how does language enable one to understand numbers?

Which of the following is not prohibited by georgia law? a. crossing a dividing section, barrier, or unpaved strip, which separates two roadways   b. coasting with the gears or transmission of the vehicle in neutral when traveling on a downgrade   c. entering or leaving any controlled-access (interstate) roadway at authorized entrances