Which of the following contact lenses is from the Alcon/Ciba brand?

The answer is Focus Dailies, which is indeed a product of the Alcon/Ciba brand. Focus Dailies are designed for daily wear and are known for their comfort and convenience, making them suitable for users who prefer not to deal with the maintenance associated with reusable lenses. Alcon, previously part of Ciba Vision, has built a strong reputation in the contact lens industry, and Focus Dailies exemplifies their dedication to providing quality vision solutions.

The other brands listed are associated with different manufacturers. Biofinity is produced by CooperVision, Acuvue Oasys is made by Johnson & Johnson, and Proclear 1-Day is from CooperVision as well. This distinction is important for understanding the various options available in the market for contact lenses and their associated features and benefits.