How many meaningful four-letter English words can be formed using the first, second, third, and fifth letters of the word "SCHOOL" (when counted from left to right), using each letter only once in each word?
A1
B2
C3
D4
A1
B2
C3
D4
Related Questions:
A dice has its faces marked by letters K, A, S, N, T and I. Two positions of the same dice are shown in the given figures. Which face is opposite to face K?