C-12-Q021mediumsingle_mcqIf c1=c2=0c_1 = c_2 = 0c1=c2=0 and a1a2=b1b2\dfrac{a_1}{a_2} = \dfrac{b_1}{b_2}a2a1=, the system has —ano solutionbone solutionctwo solutionsdinfinite solutions