what do the tools in illustrator do
Illustrator provides the following type tools: The Type tool (T) creates individual type and type containers and lets you enter and edit type. See Enter text in an area. The Area Type tool changes closed paths to type containers and lets you enter and edit type within them. See Enter text in an area.
Illustrator provides the following selection tools: The Selection tool (V) selects entire objects. See Select objects with the Selection tool. The Direct Selection tool (A) selects points or path segments within objects. See Select paths, segments, and anchor points.