20.
以下程序的运行结果是？（ ）
a={"name":"jt","age":29,"class":5}
a["age"]=15
a["school"]="派森社"
print("age:",a["age"])
print("school:",a["school"])
A、age: 29 school: 派森社
B、age: 15
C、age: 15 school: 派森社
D、school: 派森社
20.
以下程序的运行结果是？（ ）
a={"name":"jt","age":29,"class":5}
a["age"]=15
a["school"]="派森社"
print("age:",a["age"])
print("school:",a["school"])
A、age: 29 school: 派森社
B、age: 15
C、age: 15 school: 派森社
D、school: 派森社
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