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In which of the following detector is the eluent mixed with hydrogen and burned and then mixed with ozone and its intensity is measured?

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In which of the following detector is the eluent mixed with hydrogen and burned and then mixed with ozone and its intensity is measured?

(a) Sulphur chemiluminescense detector

(b) Thermal conductivity detector

(c) Flame ionization detector

(d) Electron capture detector

I got this question in an online interview.

The question is from Detection System of Gas Chromatography topic in portion Chromatography of Analytical Instrumentation

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Right answer is (a) Sulphur chemiluminescense detector

The best I can explain: In Sulphur chemiluminescense detector, the eluent is mixed with hydrogen and burned and then mixed with ozone and its intensity is measured. The resultant is a measure of sulphur compounds present.

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