I would say A. "Be quiet, and you ought to be considerate of others." would be the most appropriate answer.:)
Answer:
4 staff members
Explanation:
It mentions there are no staff numbers in a company. Hence, this means the number of staff members is equal to zero.
Now, four of them are added.
Hence, the remaining would be :
⇒ 0 + 4
⇒ 4 staff members
B. Considerate
Considerate, adj.
"Careful not to inconvenience or harm others."
