Let A be an nxn matrix. Select the correct alternative (A has an inverse or A does NOT have an inverse)

a)0 is an eigenvalue of A

b)The columns of A are linearly independent.

c)The columns of A generate R^n

d)The nullity of A is 0

e)Ax=0 has only the trivial solution

f))The rows of A are linearly dependent

g)detA=0