In a letter advertising its recycling services, The Greenfield Recycling Company stresses that customers will feel the satisfaction of knowing that they have helped to preserve the environment. This persuasive technique relies on .
a. direct benefits to the reader
b. expert opinion
c. facts and statistics
d. indirect benefits to the reader

d. indirect benefits to the reader

Explanation:The indirect effects to the reader are the not so obvious benefits but they are very important for example a person who reads often may find that their English langauge skills have improved such that they develop comprehension skills , reading skills and the overall understanding of the Langauge.

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.