English

Audrina Mullen

5 July, 00:52

Which situation is most similar to the "positive feedback loop" (line 20)

described in Passage 1?

a.

A professional tennis player wins a tournament,

which then qualifies him for additional tournaments.

b.

An online advertising firm sends advertisements to

an online customer, and the customer's choices

inform which advertisements are sent to her in the

future.

c.

A thermostat turns on the heat when the

temperature drops to a certain temperature, and

then turns off the heat when the temperature rises

to a certain temperature.

d.

A truck driver swerves to avoid a pothole. Seeing

this, the driver of the car behind the truck avoids the

same pothole.