GZipStream or DeflateStream ?

Please include clarification about differences between GZipStream or DeflateStream. May be just copy from https://stackoverflow.com/questions/2599080/gzipstream-or-deflatestream-class

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#### Document Details

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* ID: 0d62df79-4da2-3581-83a3-962dc91b7a0b
* Version Independent ID: d9fae7fa-8a07-6738-435b-850889729f2e
* Content: [DeflateStream Class (System.IO.Compression)](https://docs.microsoft.com/en-us/dotnet/api/system.io.compression.deflatestream?view=netframework-4.7.2)
* Content Source: [xml/System.IO.Compression/DeflateStream.xml](https://github.com/dotnet/dotnet-api-docs/blob/master/xml/System.IO.Compression/DeflateStream.xml)
* Product: **dotnet-api**
* GitHub Login: @mairaw
* Microsoft Alias: **mairaw**