题目2单选题
在强化学习值函数近似中,时间差分方法对梯度计算是()A. <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202312/12f154670ce74cf0add37afa61bc1d33.png">B. <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202312/801d74ed5e93471cb90807549b955d8a.png">C. <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202312/13e0e5706dcc47a38da215c8c6540a18.png">D. <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202312/fb2cbc0816b84658a18ad1f5fadcc758.png">