1. Rachmaninoff dedicated the work to his friend the violinist Nikolai Medtner . He wrote to another friend , the composer Fritz Kreisler , on 21 December 1931 :
2. He devoted the work to his friend , the violinist Fritz Kreisler , who wrote to another friend , the composer Nikolai Medtner , on 21 December 1931 :
OPTIONS:
- no
- yes

no

1. Shares traded once again on the NASDAQ in 1987 , and were first listed on the NYSE in 1988 .
2. The shares were once again traded on the NASDAQ in 1987 and were listed on the NYSE in 1988 .
OPTIONS:
- no
- yes

yes

1. There are two important special cases : ( i ) a simple closed chain and ( ii ) a simple chain open .
2. There are two important special cases : ( i ) a simple closed chain , and ( ii ) a simple open chain .
OPTIONS:
- no
- yes
yes