题目

Michael Perham (born on 16th March, 1992 in Hertfordshire, England) is a boy who, at the age of 17, became the youngest person to sail around the world in the 50 feet racing boat, completing his journey on 7th August, 2009. He started the world trip on the 15th of November 2008 from Portsmouth, England.Just six days after Michael Perham set sail from Portsmouth, he started having serious problems with the boat, which he was unable to fix himself on the sea. He had to stop in Portugal. Just one day later, he set sail once again, with the hope of breaking David Dick’s world record for the youn由不同的组织按照一定的次序结合在一起构成（　　）A．细胞B．组织C．器官D．系统