Which Is the Correct Order of MRNA Degradation

Multiple Choice

Which is the correct order of mRNA degradation?

A) (1) poly(A) tail removal; (2) 7-methylguanosine cap removal; (3) RNA hydrolysis
B) (1) 7-methylguanosine cap removal; (2) RNA hydrolysis; (3) poly(A) tail removal
C) (1) 7-methylguanosine cap removal; (2) poly(A) tail removal; (3) RNA hydrolysis
D) (1) RNA hydrolysis; (2) Poly(A) tail removal; (3) 7-methylguanosine cap removal