Which of the following is a true statement about Dell desktop portfolios?

The assertion that Dell's desktop portfolios comprise OptiPlex, Inspiron, Vostro, Precision, XPS, and All-in-One is accurate because these brands represent a diverse array of desktop solutions that cater to various consumer needs.

OptiPlex is designed primarily for business environments, focusing on reliability and manageability. Inspiron targets the general consumer market with a balance of performance and value, while Vostro serves small business needs specifically. The Precision line is geared towards professionals requiring high-performance capabilities for tasks such as graphic design and engineering, while XPS represents Dell's premium line, known for innovation and cutting-edge technology. The All-in-One category combines space-saving design with powerful performance, appealing to both home and business users.

Together, these lines illustrate Dell's comprehensive approach to meeting the demands of different user segments, making option B a true statement about their desktop offerings.