Which of the following is most likely to provide the best response for many small-scale growers, considering the current trend in green industry is for large-scale businesses providing mass production of
products?
A. lay off workers to reduce costs, provide delivery, and focus on retail sales to customers
B. expand business through loans and increased growing space, to match other growers' scale
C. supply larger growers or small niche markets whose demands fall between the cracks
D. supply off-season products to retailers at times when primary suppliers do not

*its C*

Astudy by solloch and et. al., in 2017, gives the map above which shows the frequency of alleles with a ccr5-delta32 mutations over 87 different countries. this mutation deletes the presence of a co-receptor (ccr5) on the outside of human t-cells (lymphocytes). some viruses, such as the one responsible for the black death and human immunodeficiency virus (hiv), require this receptor for attachment to host cells during the infection process. the black death was an epidemic that passed over northern europe during the 14th century killing nearly 60% of europeans. according to this information, which explanation best explains why northern europeans show a greater immunity for hiv than some other parts of the world?