
The relationship between the applied force \( F(X) \) (in Newton) on a body and its displacement \( X \) (in metre) is given below. The total amount of work done in moving the body from \( X = 0 \) to \( X = 4 \, \text{m} \) is ............ Joule. 
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: