Which is soluble RNA among the following

Explanation:
Among the following, tRNA is the soluble RNA.
It is known as soluble RNA as it is soluble in 1M NaCl .
tRNA the abbreviation for Transfer RNA.
It is an adaptor molecule found in eukaryotic cells.
It is usually of about 76 to 90 nucleotides in length and is leaf shaped.

Final Answer:
Hence, the correct answer is option D : tRNA.