In each of the following questions, there are four groups of letters, three of which are similar in some respects while one is DIFFERENT from the rest. Find out the DIFFERENT one.

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) DGI

(B) MPR

(C) KND

(D) FIK

In each of the following questions, there are four groups of letters, three of which are similar in some respects while one is DIFFERENT from the rest. Find out the DIFFERENT one.

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) $CJG$

(B) $HNK$

(C) $ELI$

(D) $JQN$

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) 169

(B) 121

(C) 181

(D) 144

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) 5188

(B) 9238

(C) 8244

(D) 6311

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) $7314$

(B) $7029$

(C) $2709$

(D) $3115$

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) 1472

(B) 3848

(C) 2683

(D) 4210

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) $864$

(B) $636$

(C) $525$

(D) $461$

Three of the following four options are alike in a certain way. Choose the one that is different from the rest.

(A) $1624$

(B) $2639$

(C) $2840$

(D) $3045$