<span>The average life expectancy of a vehicle battery is three to four years. Is the correct answer.</span>
The last three voting right amendments expanded voting rights by breaking the traditional structure of voting that had been for a long time. Especially the one that allowed 18 year olds to vote ( before it was 21) because the age you could vote was considered the age you become an adult.
A noun, pronoun, or adjective follows a linking verb and renames the subject.
All of them except for the 3rd sentence are correct :)