Would you explain about below sentence Which grammer it is?
The high-tech revolution and the lifestyle it has spawned have brought with them a rash of serious health problems , including heart attacks,....Can you tell me which one of them is subjiect, verb and adv ?

Question

Would you explain about below sentence Which grammer it is?
The high-tech revolution and the lifestyle it has spawned have brought with them a rash of serious health problems , including heart attacks,....Can you tell me which one of them is subjiect, verb and adv ?

Answer

Samanehbaz, this is way above your head.

The short answer is that it's present perfect.

Answer

Thanks a lot, dear teacher , Peachey....

the high-tech revolution and the lifestyle( Which) it has spawned 
But I have a question too:
They(the high-tech revolution and the lifestyle( Which) it has spawned ) have brought with them?!  Or themselves

Answer

Can you tell me which one of them is subjiect, verb and adv ?

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