
A child presents with growth failure. Biochemical analysis shows normal Ca2+, normal PTH, reduced phosphate, and increased ALP. What is the diagnosis? 

Given below are two statements:
Statement I: Transfer RNAs and ribosomal RNA do not interact with mRNA.
Statement II: RNA interference (RNAi) takes place in all eukaryotic organisms as a method of cellular defence.
In the light of the above statements, choose the most appropriate answer from the options given below: