Question

.... from the trip I went to see my mum. A)returning B)having returned C)having been returned

Answer 1

Having returned from the trip I went to see my mum.

............,........,..

Answer 2

The correct answer is:

B) having returned

The sentence "from the trip I went to see my mum" indicates that the speaker visited their mum after returning from the trip. In this context, "having returned" is the appropriate phrase to show the action of returning from the trip before visiting their mum.