Because the value of the following determinant is = 0

Select the appropriate response
A) Because primary diagonal is greater that secondary
B) Because of their rows are proportionals
C) Because secondary diagonal is greater that primary
D) Can't be determined

I'm not very sure what to do here, added to photos for clarity but the original is the one without the fraction lines

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

i believe it's a.

i'm not sure on this one, most likely correct.

from the sentence, "tomorrow morning, akiko will arrive an hour late" depicts a third person perspective because it doesn't use any pronoun to replace akiko, the subject of the sentence, and it is in singular form since akiko is only one person.

a

step-by-step explanation: