How many factors could shape public opinion, as mentioned in the text

A．the influence of gender on people's view
B．the influence of people's status on their view
C．the influence of living standard on people's view
D．the influence of different jobs on people's view

A．TV programs have a strong influence on governmental policy.
B．Chats on televisions are chief means of running for presidency.
C．More and more people show interest in polities because of TV.
D．Before the use of, TV, people showed little interest in politics.