2 and 4), we GET: (a) \[4\div 2+3=3\]or\[5=3,\] which is false (B) \[2\div 4+6=1.5\]or\[6.5=1.5,\] which is false. (c) \[2+4\div 3=4\] or \[\FRAC{10}{3}=4,\] which is false. (d) \[4\div 2+6=8\]or \[8=8,\] which is true.