Indications you are listening include: eye contact, hand contact, and rolling of the eyes eye contact, looking at the person who is speaking during a TV program, intermittent eye contact or eye contact during commercials asking the person to wait till you finish your video game

I had the same quiz and the answer is B.

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.