Answer:
Messenger RNA (mRNA) is a single-stranded RNA molecule that is complementary to one of the DNA strands of a gene. The mRNA is an RNA version of the gene that leaves the cell nucleus and moves to the cytoplasm where proteins are made.
Explanation:

The Correct choice will be : 3. " refuge "
" During the tsunami, my family took <u>refuge</u> in a guest house on the hill. "
[ The other words are not suitable for the situation expressed by the sentence ]
B.
she cries like an old woman when she found out.