END OF DAY POSITIONS                MARGINS   CLOSING PRICES
short 3 covered Colgate Nov35 calls $     0   Colgate Stock      $37.50
short 3 uncov. Colgate Nov 35 calls $ 3,330   Unisys Stock       $75.00
long  5 Unisys Nov 75 puts          $     0   Colgate Nov 35 Call $3.60
excess margin:                      $ 2,820   Unisys Nov 75 Put   $1.75

TINA'S POSITIONS DURING DAY 3         MARGINS   CURRENT PRICES
short 3 covered Colgate Nov35 calls   $     0   Colgate stock        $39.00  
uncov. Colgate Nov35 calls            $ 3,840   Colgate Nov35 call   $ 5.00
long  5 Unisys Nov 75 puts            $     0   GM Stock             $72.00
short 2 uncov. GM Mar 70 puts         $ 3,000   GM Mar 70 puts       $ 3.00
excess margin:                        $ .....   Unisys Nov75 put     $ 1.75 

At the end of Day 3, Tina receives a margin call which must be met within 24 hours. How many dollars must she deposit?

a) +370
b) -3190
c) -3590
d) -2990

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