A：仅做Ⅰ组与Ⅱ组实验，可探究机械破损对该种子萌发的影响
B：仅做Ⅰ组与Ⅲ组实验，可探究种皮完整条件下赤霉素对该种子萌发的影响
C：仅做Ⅱ组与Ⅲ组实验，可探究赤霉素或机械破损对种子萌发的影响
D：仅做Ⅱ组与Ⅳ组实验，可探究机械破损条件下赤霉素对该种子萌发的影响
—I seldom agree with my manager's words.
—In order to succeed here, you should overcome your ________ against your manager( )
