The light comes in at an angle and turns upside down. Our eyes do the same thing but our brains are smart enough for it to turn the image again.
We can deduce here that the arrow on the map that points to an air mass moving toward a cold front is: H 1029 - 1018
<h3>What is cold front?</h3>
Cold front actually refers to the boundary that shows a mass of cold air advancing. It goes towards the sector of a low-pressure.
We see that the arrow that is moving from the region of high pressure to the region of low pressure and has blue lines is the answer.
Learn more about cold front on brainly.com/question/11409080
#SPJ1