since "Since she had given up smoking, ..." or "Since she has been looking goodgave up smoking, ..."?

'Since she had given up smoking, she has been looking good.' or

Since she had given up smoking, she has been looking good.

'Since she gave up smoking, she has been looking good.'or

Since she gave up smoking, she has been looking good.

shouldn'tShouldn't it be 'had"had given up'up"?

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asked May 24, 2016 at 5:59

since she had given up smoking she has been looking good

'Since she had given up smoking, she has been looking good.' or

'Since she gave up smoking, she has been looking good.'

shouldn't it be 'had given up'?

past-tense past-perfect