When this code fragment is executed, what is displayed by the two calls to print()? d={a ' : 1,b ' : 3, c ' : 7} print('b' in d) print(3 in d) False False True False False True True True Question 12 When this code fragment is executed, what is displayed by the calls to print())? d={a : :1,::3,c:7} for x in d : print (x) 'a' : 1 'b' : 3 'c' : 7 a b c 1 3 7 (a ', 1) (b,3) (c,7).

1. When this code fragment is executed, what is displayed by the two calls to print()? d={a ' : 1,b ' : 3,
c ' : 7} print('b' in d) print(3 in d) False False True False False True True True Question 12 When
this code fragment is executed, what is displayed by the calls to print())? d={a : :1,::3,c:7} for x in d
: print (x) 'a' : 1 'b' : 3 'c' : 7 a b c 1 3 7 (a ', 1) (b,3) (c,7)