Select all reported wh-questions that correctly avoid inversion and do-support.
The mechanic asked how does the cooling fan detect excess heat.
The chef asked why the sauce had separated during service.✓Bonne réponse
The guide asked where could the group shelter from the storm.
The geologist asked when the monitoring equipment would be collected.✓Bonne réponse
Explication
The chef and geologist reports use wh-words followed by subjects and ordinary statement-order verb phrases. The remaining reports wrongly use does or place could before the subject.