Need done fast how do we know the sun rotates

A)both are red shifted
B)one dose is red shifted and the other blue shifted
C) both are blue shifted
D) because earth rotates​

Buuy which of the following did you include in your response? organs perform specific functions in the body to keep it alive. organelles perform specific functions in cells to keep them alive. done

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Which is the function of the hypothalamus in thermoregulation? answers: -sensor -effector -stimulus -intergrating center it's either a or c i believe