They have 97 highway miles and 3 passes at the drags . I had them heat cycled at discount tire , so they should last 12000 - 15000 miles . If you look at the thread they still look new .

Q with options: Give answer the following question using evidence from the above passage: What subject is the speaker discussing ?
Available options:
(A). Highways .;
(B). None of the above choices .;
(C). Sewing .;
(D). Tires .;
(D).