can anyone help for the last quiz in c# section??

Question

Fill in the blanks to declare a dictionary to map names and ages and John's, Ann's and Peter's ages. Print John's age.
Dictionary<
string
, int> d =

new
Dictionary<string,
int
>();

d
.Add("John", 24);

d.Add("Ann", 18);

d.Add("Peter", 27);

string name = "John";

Console.Write(d
name
);

Answer 1

Thank you sir, actually I was thinking that answer would be abc.Keys or something because it had 3 blank spaces in first block and 2 blank spaces in second block. So, it didn't strike my mind that answer can be just brackets . Thank you once again !!

Answer 2

string,new,d,[ , ]

Answer 3

Can you please tell me along with an example?? I am not able to find it even now!!