Health in Panama improved as a result of construction of the Panama Canal because doctors protected laborers by

the protestant reformation's started in 1517, disturbing the religious and political order in europe´s catholic countries. the outcome was the european wars of religion prosecuted in europe in the 16th, 17th and part of the 18th century. nonetheless, uprisings, territorial disputes, and great power conflicts were also causes of the wars.  

these the citzens and goverment come to terms some of the amendments gave the states more power then the goverment and some protocted americans rights

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

i think the answer is a and i hope this ; ))