Which of the following toxins acts by inhibiting protein synthesis -
Toxin which acts by inhibiting protein synthesis:

Diphtheria toxin and Pseudomonas Exotoxin A: Inhibiting elongation factor 2
Shiga toxin and Verotoxin (Shiga like toxin) of EHEC: Inhibiting 60s ribosome
Cholera toxin
Shiga toxin
Pertussis toxin
LT of enterotoxigenic E.coli