roots will grow downward, stems will grow downward roots will grow downward, stems will grow upward roots will grow upward, stems will grow downward roots will grow upward, stems will grow upward
I gave my students this multiple choice question: Plant growth is affected by environmental factors such as gravity. If a seed is allowed to sprout and grow while it is turned sideways, which will most likely occur?

Only one answer is correct among these 4 choices:
- roots will grow downward, stems will grow downward
- roots will grow downward, stems will grow upward
- roots will grow upward, stems will grow downward
- roots will grow upward, stems will grow upward

Could you tell me which one is correct?

roots will grow downward, stems will grow upward