not only .....but

[xcusemeplz2009]

When Air France and British Airways suspended Concorde travel after one of the sleek jetliners crashed near Paris in July 2000, they grounded not only their fleets but a caste of business bigwigs accustomed to crossing the Atlantic in luxury.

A) they grounded not only their fleets but a caste of business bigwigs accustomed to crossing the Atlantic in luxury.

B) a caste of business bigwigs accustomed to crossing the Atlantic in luxury were stranded as well as the fleets.

C) a caste of business bigwigs were stranded and they were normally accustomed to crossing the Atlantic in luxury in the fleets which were grounded too.

D) they, accustomed to crossing the Atlantic in luxury, were stranded with the other bigwigs and fleets.

E) they destroyed the caste system in America and Europe.
OA after disscussion

[Shawshank]

IMO -- A

All other options look of track.