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
There were factors, known as “push” factors that caused these immigrants to want to leave where they came from and seek a better place to live such and the USA. In the USA, you have a religious freedom and independence, you’re not being told how to live your life.