Aye, Aye! Arrrr! & the Seven Seas!
A: "Seven-and-a-half inches... same as now"
Seven. One to install the bulb and six to figure out what to do with the old one for the next 10,000 years
The aye
It's three letters in. "H".
A: Because Bs like flowers.
Ya think it be the Arrrr, but it's really the C.
Ten. Aye, aye, arr, and the seven seas.