Answer:
The answer is B. Cautiously curious
Explanation:
Words/phrases such as "about which I'd heard much" and "the gratification of my curiosity" are enough to establish that he is curious to see the "private mad-house," but it still cautious in his approach of the idea of seeing it.
no se nada de esto asi que sigue esperando la respuesta
O Wages would likely increase because many tech corporations have relocated their development
yes it is gramaticaly correct