A wheel of a bullock cart is rolling on a level road as shown in the figure below. If its linear speed is $v$ in the direction shown, which one of the following options is correct ($P$ and $Q$ are any highest and lowest points on the wheel, respectively)?

1. A
   Point $P$ moves slower than point $Q$.
2. B
   Point $P$ moves faster than point $Q$.
3. C
   Both the points $P$ and $Q$ move with equal speed.
4. D
   Point $P$ has zero speed.