Which statement most accurately describes viking journeys?
a. vikings traveled mostly by water, reaching the caspian sea in eastern europe and as far west as north america. they made hit-and-run raids--primarily on churches--as they searched for gold and silver.
b. vikings traveled by land and sea to reach the cities of central europe and asia minor.
c. vikings traveled by sea, staying close to coastlines and rarely going inland.
d. vikings traveled by sea, most often to iceland, greenland, and north america.

whose power in the senate is equal to the power of the speaker of the house?

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.