【单选题】The use of heat pumps has been held back largely by skepticism about advertisers’ claims that heat pumps can provide as many as units of thermal energy for each unit of electrical energy used, thus ap...
A.
Concentrate your advertising firmly on financially relevant issues such as price discounts and efficiency of operation.
B.
Focus your advertising campaign on vague analogies and veiled implications instead of on facts.
C.
Do not use facts in your advertising that will strain the prospective client's ability to believe.
D.
Do not assume in your advertising that the prospective clients know even the most elementary scientific principles.
【简答题】This graph shows the relationship between demand for energy and the energy available from fossil fuels in S omeland since 1995 and gives projections to the year 2015. The energy in the graph is measur...