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How to get the list c as below in Pyt...

Question

How to get the list c as below in Python code?

a = [1,2]
b = [3,4]

c = [[1,2], [3,4]]

A. c = a + b

B. c = c.append(a).append(b)

C. c = [] c[0] = a c[1] = b

D. c = list() c.append(a) c.append(b)