If $A+B=A$ And $A$ Is A $3 \times 2$ Matrix, What Can You Say About the Matrix

Multiple Choice

If $A+B=A$ and $A$ is a $3 \times 2$ matrix, what can you say about the matrix $B$ ?

A) B is a $3 \times 2$ zero matrix
B) B is a matrix with 2 rows
C) $B$ is the additive inverse of $A$
D) B is a matrix with 2 columns