A cold front<span> is the transition zone where a </span>cold<span> air mass is replacing a warmer one
</span>T<span>hey move more slowly than warm fronts.</span>
Because other three are characteristics of the cold front and they move faster than warm
so option D is correct
hope it helps
Big Bang theory<span> says that our </span>universe began<span> 13.7 billion years </span><span>ago</span>
Answer:
its true just took the testExplanation:
Answer:
Proper cleanliness of water..