资料一：现代遗传学的奠基人孟德尔，青年时代在修道院做修士，后在教会学校任教。自1854年起，他在修道院的花园里从事了9年的豌豆杂交试验，从34种豌豆中选出22种性状稳定的品种，从中又选出7对性状有明显差别的豌豆品种进行大量杂交实验。

资料二：豌豆的全株有高茎和矮茎；花有白色和紫色；种子有圆粒和皱粒等等。孟德尔进行大量豌豆杂交实验，通过豌豆实验，发现了遗传规律、分离规律及自由组合规律。

资料三：孟德尔的豌豆杂交实验：将纯种高茎豌豆和矮茎豌豆杂交后得到了子一代豌豆，把子一代种子种下去后得到子二代。子代豌豆性状表现如下图：

根据短文理解，从所给的A、B、C、D四个选项中选择最佳答案填空。

    Mr. Read works in a big shop. He's very 1 and always gets to the office on time. The 2 is satisfied with (对……满意) him and pays him more. One evening he was very tired, and as soon as he had 3, he put his watch on the table and went to bed. Little Mable, one of his daughters, came in and 4 something there. She dropped the watch to the floor. She picked it up and 5quickly. The next morning he got up on time. After breakfast he had a look at his watch and began to 6 newspapers. When he got to his office, it was half past eight. He was 7 for the first time! At that moment he found something was wrong with his watch. He had to ask someone to 8 it.     This morning Mr. Read was going to take a train to London. But he 9  it because his watch was slow again. He was very surprised and said, "It was all right yesterday, but why is it 10 now?"     "Last night I found it was dirty," said Little Mable. "I had to wash it for you!"

成语故事＜＜刻舟求剑＞＞：有一次，一个楚国人坐船过江，船到江心时一不小心，他失手把心爱的宝剑掉到了水里，好心的船夫愿意帮他捞剑，可是这个楚国人不慌不忙，把掉剑的位置刻在船身上，说：“不用了，等船靠岸后再说吧!”船靠岸以后，他才请船夫从他刻了记号的船边下水，替他打捞宝剑。

问：船夫可能找到剑吗？从物理的角度解释为什么？