Write in tabular form : The set of all letters in the word TRIGNOMETRY
A{T, R, I, G, N, O, M, E, Y}
B{T, R, I, G, N, O, M, E, T, R, Y}
C{T, R, I, G, M, E, T, R, Y}
D{T, I, G, N, O, M, E, T, R, Y}
A{T, R, I, G, N, O, M, E, Y}
B{T, R, I, G, N, O, M, E, T, R, Y}
C{T, R, I, G, M, E, T, R, Y}
D{T, I, G, N, O, M, E, T, R, Y}