Answer:
Maathai identified the link between environmental degradation and poverty in Kenya and sought to remedy the two issues simultaneously. The rate of deforestation in Kenya yielded landslides, frequent droughts, soil erosion, and the loss of vital resources to communities.
Simon is sincere and believes the stories that he tells. This is the answer because of the word play shown such as " impressive earnestness and sincerity" "he regarded it as a really important matter" this is the only[ answer that makes sense to me.
I believe it's C but I would recommend getting a second opinion as I am just going by what makes the most sense. The other options go by looks which cannot always be accurate. Hope this helps! :D
Outward signs of wealth help convey one's social standing. :)