nikon d50 kit - which one?

[lucianilic]

hello

please help me to choose from these ones:

nikon d50 + nikkor 18-55 (3.5 - 5.6) - 550 euro

nikon d50 + nikkor 18-70 (3.5 - 4.5) - 700 euro

nikon d50 + nikkor 18-55 (3.5 - 5.6) + nikkor 55-200 (4.0 - 5.6) - 700 euro

nikon d50 + sigma 18-50 (3.5 - 5.6) + sigma 55-200 (4.0 - 5.6) - 650 euro

thank you