单选题
想要绘制如下所示图形，正确的是？（ ）
A
import turtle
turtle.color("red")
turtle.circle(100,180)
turtle.done()
B
import turtle
turtle.color("red")
turtle.circle(180)
turtle.done()
C
import turtle
turtle.color("red")
turtle.circle(100,270)
turtle.done()
D
import turtle
turtle.color("red")
turtle.circle(100,360)
turtle.done()