NO LINKS PLEASE EXPLANANTION REQUIRED

I WILL GIVE BRAINLIEST

: ) HINT: THE ANSWER IS NOT 168

PLEASE REMEMBER THAT EXPLANANTION'S ARE REQUIRED!! : )

ALSO MY TEACHER MADE AN ERROR SO THESE ARE THE OPTIONS FOR WHAT THE ANSWER WOULD BE:
A) 1328
B) 144
C) 176

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato