Triangle Congruence Theorems help!!

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

If chord ab is congruent to chord cd, then what must be true about ef and eg?