Suppose That There Is a Perfect Negative Correlation Between the Amount

Suppose that there is a perfect negative correlation between the amount of money that Jane spends and the amount of money that she has in her bank account: for every rand that she spends, she has exactly one less rand in her rand account (assuming no interest, fees, or credits) .Thus the correlation between Jane's spending and savings can be represented as ____.

A) r = -100
B) r = -1.00
C) r = 0.00
D) r = 100