At the time of publication, which camera models could capture images over 20MP?

The correct answer indicates that both camera models, the Canon EOS 5D Mark II and the Nikon D3X, are capable of capturing images with a resolution of over 20MP.

The Canon EOS 5D Mark II, launched in 2008, features a full-frame sensor with a resolution of 21.1 megapixels, enabling it to produce highly detailed images suitable for professional work.

Similarly, the Nikon D3X, released in 2008, boasts a resolution of 24.5 megapixels, significantly exceeding the 20MP threshold. This model is well-regarded for its high image quality and capabilities in various photographic conditions.

Both of these cameras are celebrated in the photography community for their performance and clarity, making them excellent choices for photographers requiring high-resolution images. Thus, the statement is true as both models indeed surpassed the 20MP mark.