The following table was presented in an article summarizing a study to compare a new drug to a standard drug and to a placebo.

Characteristic*	New Drug	Standard Drug	Placebo	p
Age, years	45.2 (4.8)	44.9 (5.1)	42.8 (4.3)	0.5746
% Female	51%	55%	57%	0.1635
Annual Income, $000s	59.5 (14.3)	63.8 (16.9)	58.2 (13.6)	0.4635
% with Insurance	87%	65%	82%	0.0352
Disease Stage				0.0261
Stage I	35%	18%	33%
Stage II	42%	37%	47%
Stage III	23%	51%	20%

Which, if any, baseline characteristics are significantly different (at 0.05 significance level) between treatment groups? a) Disease Stage b) Annual income c) % of income d) age e) A and C f) B and D Please show how you got the correct answer. thank you.