سؤال ضرورى فى قاعدة ضمائر الوصل

[مستر عاطف ابوبكر]

المشاركة الأصلية كتبت بواسطة karimmedhat

سؤال ضرورى فى قاعدة ضمائر الوصل

In1980 , he travelled to France ................. he first started his business and it was very successful

a- where is which b- where is where
c - which is where d - where is that

ارجو توضيح خطوات الحل

i think only where is enough
why do we need to use two of them