The Lists Below Show Five Agricultural Crops in Alabama, Arkansas

The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.
$\begin{array} { l l l } \underline { \text { Alabama } } & \underline { \text { Arkansas } } & \underline { \text { Louisiana } } \\\hline \text { soybeans (s) } & \text { soybeans (s) } & \text { soybeans (s) } \\\text { peanuts (p) } & \text { rice (r) } & \text { sugarcane (n) } \\\text { corn (c) } & \text { cotton (t) } & \text { rice (r) } \\\text { hay (h) } & \text { hay (h) } & \text { corn (c) } \\\text { wheat (w) } & \text { wheat (w) } & \text { cotton (t) }\end{array}$
Let U be the smallest possible universal set that includes all of the crops listed, and let A, K and L be the sets of five crops
in Alabama, Arkansas, and Louisiana, respectively. Find each of the following sets.
-The set of crops in U.

A) {s, p, c, w, r, t, n}
B) {s, p, c, h, w, s, r, t, h, w, s, n, r, c, t}
C) {s, p, c, h, w, r, t, n, c}
D) {c, h, n, p, r, s, t, w}