Answer:
Below are the program in python language:
Explanation:
list1=[1,2,3]#first list which holds the numbers.
list2=[4,5,6]#second list which holds the numbers.
list3=[]#third list which is declared.
for (x,y) in zip(list1,list2):#for loop which tranverse the both list.
list3.append(x)#append the first list element.
list3.append(y)#append the second list element.
#end the body of the for loop.
Output:
Code Explantion: