<span>being dramatic
Indefinitely means that something could last forever, so Bertie is being dramatic by saying he could speak about this topic without ever stopping. Clearly the topic means a lot to him and he has many thoughts and opinions on aspects of it. </span>
I believe the answer to this is A
<span>The caduceus is a staff that historically belonged to the medical field.</span>
Its personification since starts cant really look at us or wink