2. Translate each sentence into predicate logic. Do not use constants. a. Every fruit has seeds. (Fx, Sx) b. Not all buses are yellow. (Bx, Yx) c. A cloud is not fluffy. (Cx, Fx) d. Nothing worthwhile is easy. (Wx, Ex) e. Some mountains are not difficult to climb. (Mx, Dx) f. Some spiders are not harmful. (Sx, Hx)