Devart's just a bot, not a person. 
Not sure why you're telling people photography and nudity isn't allowed on dA though. There are restrictions, mature tags, age, no pornography, real self-harm, death, animal abuse etc...
But photography and full nudity are both allowed.
The FAQ goes over the rules and restrictions for both of them
FAQ #23: What are DeviantArt policies on nudity?
FAQ #565: You prohibit the submission of 'pornographic imagery'; what do you consider this to be?
FAQ #220: What is Mature Content?
FAQ #248: Are there restrictions on art using children or teenagers (fictional or otherwise)?
FAQ #249: Are there restrictions on photographs of teenagers or children?
FAQ #7: What is the policy concerning photographs of corpses, cruelty or death?
FAQ #284: Can we submit photographs showing actual injury, self-harm and mutilation?
FAQ #670: How come I cannot turn off the Mature Content option on my deviations that are submitted to the Artistic Nude and Fetish Photography sections?
FAQ #252: Model release forms? Do I need it? What is it?
Not sure why you're telling people photography and nudity isn't allowed on dA though. There are restrictions, mature tags, age, no pornography, real self-harm, death, animal abuse etc...
But photography and full nudity are both allowed.
The FAQ goes over the rules and restrictions for both of them
FAQ #23: What are DeviantArt policies on nudity?
FAQ #565: You prohibit the submission of 'pornographic imagery'; what do you consider this to be?
FAQ #220: What is Mature Content?
FAQ #248: Are there restrictions on art using children or teenagers (fictional or otherwise)?
FAQ #249: Are there restrictions on photographs of teenagers or children?
FAQ #7: What is the policy concerning photographs of corpses, cruelty or death?
FAQ #284: Can we submit photographs showing actual injury, self-harm and mutilation?
FAQ #670: How come I cannot turn off the Mature Content option on my deviations that are submitted to the Artistic Nude and Fetish Photography sections?
FAQ #252: Model release forms? Do I need it? What is it?