796 未成年

According to the laws of this nation, individuals are minors until they reach the age of eighteen, although this is less in some countries and more in others.

A. although this is less in some countries and more in others
B. but this age is lower in some countries; higher in others
C. although in some countries, it is lower and in others it is higher
D. although it is less than that in some countries and more than that in others
E. but the relevant age is lower in some countries and higher in others