Let X and Y be the following sums of arithmetic sequences:

\begin{aligned} X=10+12+14+\cdots+100 Y=12+14+16+\cdots+102 \end{aligned}

What is the value of Y-X ?

**Answer Choices**

A. 92

B. 98

C. 100

D. 102

E. 112

Let X and Y be the following sums of arithmetic sequences:

\begin{aligned} X=10+12+14+\cdots+100 Y=12+14+16+\cdots+102 \end{aligned}

What is the value of Y-X ?

**Answer Choices**

A. 92

B. 98

C. 100

D. 102

E. 112