Look at this series: 1.2, 1.9, 2.6, 3.3, ... What number should come next?  Options.
A) 3.8  B) 4  C) 4.7  D) 5  E) 5.6
4   4   In this simple addition series, each number increases by 0.7.
<result>B</result>
Look at this series: 1.2, 1.9, 2.6, 3.3, ... What number should come next?