4.
ELFA, GLHA, ILJA, _____, MLNA

A. OLPA B. KLMA
C. LLMA D. KLLA

• D. KLLA
  
  The second and fourth letters in the series, L and A, are static. The first and third letters consist of an alphabetical order beginning with the letter E.
  
  ELFA, GLHA, ILJA, KLLA, MLNA
• 12 years agoHelpfull: Yes(3) No(1)