Morphologic diagnostic features for identification of Anisakis simplex larvae in cross-sections are____.

(a) Intestine with cecum, presence of at least 100 columnar cells, and butterfly-shaped lateral cords
(b) Intestine with no cecum or appendix, presence of 60 to 80 columnar cells, and Y-shaped lateral cords
(c) Intestine with cecum and ventricular appendix, presence of at least 100 columnar cells, and butterfly-shaped lateral cords
(d) None of the above