Identifying the Non-Traditional Contraceptive Method:
Periodic abstinence – A natural method of contraception.
Lactational amenorrhea – A natural method based on breastfeeding-induced hormonal changes.
Coitus interruptus – A traditional method where withdrawal occurs before ejaculation.
Vaults – A modern contraceptive method involving the insertion of a device, not a traditional method.
Thus, the correct answer is (4) Vaults.
\(5-HT_{2A/2C}\) antagonist used in migraine
Match the following Class and their Antiarrhythmic Drug:

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: