Which statements are true concerning the effect of the >> and >>> operators?（）
- AFor non-negative values of the left operand， the >> and >>> operators will have the same effect.
- BThe result of （-1 >> 1） is 0.
- CThe result of （-1 >>> 1） is -1.
- DThe value returned by >>> will never be negative as long as the value of the right operand is equal to or greater than 1.
- EWhen using the >> operator， the leftmost bit of the bit representation of the resulting value will always be the same bit value as the leftmost bit of the bit representation of the left operand.