What were the results of Brazil’s decision to put education second to its economy from the 1600s to 1990? i. Most Brazilians belong to a highly educated work force.
ii. Brazil’s GDP per capita is estimated to be around $23,000.
iii. Child labor is important to Brazil’s economy and to individual families.
iv. The average amount of years a child attended school in Brazil in the 1990s was 4.4.

A.
i. and ii.
B.
iii. and iv.
C.
i., iii., and iv.
D.
i., ii., iii., and iv.

Please select the best answer from the choices provided
A
B
C
D

Amath expression is a collection of one or more terms, which are separated by the signs ( + , - , x , / ).example :   8+b8+b  or  a−3a−3in algebra, an equation is a mathematical statement with two expressions where, each expression is separated by an equal (=) sign. variables can be present on both the sides of the equality (=) sign and we use letters to denote such variables.example 1:   x=4+2x=4+2  , [here, we can observe that the variable is present only on one side of the equation].example 2:   2x+3=x+42x+3=x+4  , [here, we can observe that the variables are present on both side of the equation].

Answer (d) may increase or decrease porosity through dissolution or deposition;