Question: How does Zorro simulate this order? When does it fill, and at what price?

Buy order, one lot, Entry = -1000.0 (i.e., entry limit is 1000.0). (This is to simulate a limit buy order at 1000.0.)

Scenario A) Bid = 999.0, Ask = 1001.0
Scenario B) Bid = 1000.0, Ask = 1002.0
Scenario C) Bid = 1000.1, Ask = 1002.1
Scenario D) Bid = 998.0, Ask = 1000.0
Scenario E) Bid = 997.9, Ask = 999.9