You are participating in an auction in which risk neutral participants hold independent private evaluations of the item being sold. These valuations are distributed uniformly from a low of $10,000 to a high of $160,000. There are 7 bidders in the auction (including you). You value the object at $150,000. If this is a First Price Sealed Bid auction your optimal bid equals:

You are participating in an auction in which risk neutral participants hold independent private evaluations of the item being sold. These valuations are distributed uniformly from a low of $10,000 to a high of $160,000. There are 7 bidders in the auction (including you). You value the object at $150,000. If this is a Dutch auction your maximum expected benefit from participating in the auction equals:

You are participating in an auction in which risk neutral participants hold independent private evaluations of the item being sold. These valuations are distributed uniformly from a low of $10,000 to a high of $160,000. There are 7 bidders in the auction (including you). You value the object at $150,000. If this is a Second Price Sealed Bid auction your optimal bid equals:

a) $130,000b) $135,000c)140,000d)145,000 e) $150,000

please let me know