The two line segments in the graph were derived from the information that Rodrigo has a total of 10 coins in dimes
and quarters (D+ Q = 10) and that the number of dimes is
four times the number of quarters (D = 4Q).
10
D + Q = 10
quarters
5
D = 40
5 10 15
dimes
How many dimes and how many quarters does Rodrigo
have?

same question do you know the answer

meaning of term low   inflation is when prices of commodities does not change very highly.so low inflation is   not a sign of healthy economy.the demand of goods becomes higher due to some faulty measures taken by government

there are two kind of inflation

1. positive inflation : when supply of goods is less than prices of those goods rise.

2. negative inflation : when supply of any good is very high so it,s price will fall.

so option c is true : struggling economy because it results from a steady rise in demand.