Hello Would you please help me with following:

a.Conservative Financing determine the current LT Debt-Equity ratio and discuss whether company is conservatively financed>>>>>> and please explain how i can tell if the company is conservatively financed

Capital Structure
Total Debt to Total Equity	14.43
Total Debt to Total Capital	12.61
Total Debt to Total Assets	7.15
Long-Term Debt to Equity	14.43
Long-Term Debt to Total Capital	12.61

Retention calculate company retention ratio for 2014-2015-2016 :

2008-01	2009-01	2010-01	2011-01	2012-01	2013-01	2014-01	2015-01	2016-01	2017-01	TTM
Revenue USD Mil	5,975	6,486	7,184	7,866	8,608	9,721	10,230	11,042	11,940	12,867	13,084
Gross Margin %	22.7	23.6	25.8	27.2	27.5	27.9	28.0	28.1	28.2	28.7	28.7
Operating Income USD Mil	421	495	726	907	1,063	1,272	1,343	1,488	1,624	1,803	1,828
Operating Margin %	7.0	7.6	10.1	11.5	12.4	13.1	13.1	13.5	13.6	14.0	14.0
Net Income USD Mil	261	305	443	555	657	787	837	925	1,021	1,118	1,148
Earnings Per Share USD	0.47	0.58	0.89	1.16	1.43	1.76	1.94	2.21	2.51	2.83	2.92
Dividends USD	0.07	0.10	0.11	0.16	0.22	0.28	0.34	0.40	0.47	0.54	0.56
Payout Ratio % *	15.8	15.9	13.5	13.8	15.4	16.0	16.5	18.2	18.4	19.2	19.4
Shares Mil	549	525	500	480	460	446	432	418	406	395	393
Book Value Per Share * USD	1.81	1.87	2.25	2.82	3.29	3.82	4.52	5.27	5.95	6.76	7.14
Operating Cash Flow USD Mil	354	583	888	673	820	980	1,022	1,373	1,326	1,559	1,611
Cap Spending USD Mil	-236	-224	-158	-199	-416	-424	-551	-647	-367	-298	-294
Free Cash Flow USD Mil	117	359	730	474	404	555	471	726	959	1,261	1,316
Free Cash Flow Per Share * USD	0.21	0.67	1.24	0.99	0.88	1.36	0.97	1.53	1.89	3.25
Working Capital USD Mil	387	358	555	691	578	609	474	603	769	1,061