Question

a well-known soporific herb, lavender is often used as a gentle treatment for insomnia.
what does soporific mean?
1 delicately fragranced
2 sleep-inducing
3 naturally occuring

Explanation:

The sentence mentions that lavender is used for insomnia. Insomnia is a sleep - related problem. So, the word related to solving a sleep problem (insomnia) would be sleep - inducing.

Answer:

1. sleep - inducing