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You are indeed correct that ascorbic acid was incorrectly put into the list of vitamins "absorbed by active transport" in the first sentence under the heading "Water-Soluble Vitamins." Vitamin C (ascorbic acid) is absorbed passively through the jejunal mucosa, as I correctly stated later in the same section.I congratulate you on your alertness in catching this contradiction.
Hines C. Absorption of Ascorbic Acid-Reply. Arch Intern Med. 1978;138(10):1581. doi:10.1001/archinte.1978.03630350101034