Build PDA's for these languages over sigma set (0,1,2). Clearly identify your designed PDA as DPDA or NPDA on the side of your attempt. a- {0¹1¹2k| j=i+k} b- (0¹12k | i=jor i = k} c- {0¹1³ | i<2j} d- {0¹112k| j not equal to i + k}