Correct Option: C

The bamboo actually belongs to the grass family and is actually the tallest grass of all. There are kinds of bamboo which are said to grow as tall as 100 feet in height. The thickest bamboo can be 0.2m - 0.3m (8-12") thick. Bamboo is a perennial grass with woody stems that are divided into sections by joints called nodes. One of the fastest-growing plants on the planet, bamboo comes in over 1,000 varieties. Plants classified as giant bamboo are the thickest and tallest of the species.