Login or register (free and only takes a few minutes) to participate in this question.
You will also have access to many other tools and opportunities designed for those who have language-related jobs (or are passionate about them). Participation is free and the site has a strict confidentiality policy.
Explanation: Sounds more like this is the "response to an inquiry" as the text goes on to talk about a questionaire and the clarifications that have been provided. I don't think diligence can be used in English in this context.
Simona de Logu United Kingdom Local time: 03:31 Native speaker of: English, German PRO pts in pair: 56
28 mins confidence: peer agreement (net): +2
Explanation: I think "query" would often be found in this context.
Chloe Parrott Local time: 03:31 Native speaker of: English PRO pts in pair: 11
Thank you, this is definitely what fits best into the context.