write an expression taht evaluated to true if and only if the variable s does not contain the string 'end'

//check which string is greater

if(strcmp(name1,name2)>0)

//assign name1 to first, if the

    //name1 is greater than name2

    first=name1;

else

    //assign name2 to first, if the

    //name2 is greater than name1

    first=name2;

5)

//compare name1 and name2

    if(strcmp(name1,name2)>0)

         //compare name1 and name3

         if(strcmp(name1,name3)>0)

             //assign name1 to max, becuase

             //name1 is greater than name2 and name3

             max=name1;

Explanation:

answerthey protect the head and neck in rear impacts;

its b

hope this

source apex