How did british control underage marriage?

Explanation:

Britain did ban forced marriages in 2014 with taken action to rescue underaged girls from abroad and in that way they issued forced marriage protection orders.

Now in Wales in Englas, if you want to get married and you are underage you must have parental consent to get married but there is the possibility to get married in Scotland without the consent of your parents if you are 16 or 17 years old.

i believe your answer is d)

where is the passage

i cant solve it without knowing the passage