 
 <translate> To answer the above question, the relevant sentence is: In the education systems of England, Northern Ireland, Wales and some other Commonwealth countries, sixth form (sometimes referred to as Key Stage 5) represents the final 1-3 years of secondary education (high school), where students (typically between 16 and 18 years of age) prepare for their A-level (or equivalent) examinations.
This justifies what answer for what question? Q & A:  <hau> Don amsa tambayar da ke sama, jumlar da ta dace ita ce: A cikin tsarin ilimi na Ingila, Arewacin Ireland, Wales da wasu ƙasashe na Commonwealth, nau'i na shida (wani lokacin ana kiransa Key Stage 5) yana wakiltar shekaru 1-3 na ƙarshe na ilimi na sakandare (babban makaranta), inda ɗalibai (yawanci tsakanin 16 da 18 shekaru) shirya don jarrabawar A-matakin (ko daidai). Wannan ya ba da dalilin amsa wace tambaya ce? Tambaya da Amsa: 