以下程序段执行后绘制出的图形是?( )
import turtle as t
c=['red','yellow','blue','orange','green','pink']
t.left(180)
for i in range(6):
t.fillcolor(c[i])
t.begin_fill()
for j in range(3):
t.forward(200)
t.left(120)
t.end_fill()
t.left(120)
t.hideturtle()