再问OG166，请指教

166. The prime lending rate is a key rate in the economy: not only are the interest
rates on most loans to small and medium-sized businesses tied to the prime, but also
on a growing number of consumer loans, including home equity loans.

A.not only are the interest rates on most loans to small and medium-sized businesses
tied to the prime, but also on

B.tied to the prime are the interest rates not only on most loans to small and
medium-sized businesses, but also on

C.the interest rates not only on most loans to small and medium-sized businesses are
tied to the prime, but also

D.not only the interest rates on most loans to small and medium-sized businesses are
tied to the prime, but also on

E.the interest rates are tied to the prime, not only on most loans to small and
medium-sized businesses, but also

正确答案是B我没疑问，只是对OG对D的解释有点不明白：D especially garbles the meaninng.

请问D怎么就窜改了句子的意思呢？D的结构与C很相似，为什么不说C窜改了句子意思呢？

请NN们指教，先谢了！