Which of the following did not contribute to the short life expectancy of serfs? a.
starvation
c.
warfare
b.
disease
d.
obesity

The Feudal Levy was unpopular and as time went by Nobles preferred to pay the King rather than to fight and raise troops. Armed men were paid a wage and Medieval warfare was financed by taxes and loans. Nobles became weaker - the Kings took back their lands and power. A centralised government was established

Explanation:

hope it help brainliest pls

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.