Given the declarations below, using the erase function, write the statements to remove all of the characters from the name string, except for "Last"?

string name $=$ "First Last"; $//$ note the space between First and Last

a$.$

name.erase$(1,6)$;

b$.$

name.erase$(0,7)$;

c$.$

name.erase$(0,6)$;

d$.$

name.erase$(0,5)$;