Sam has 26 seashells.

He collects 31 more seashells.
Then he gives 14 seashells away.
Which equation shows the number of seashells, s, Sam has now?

A.
26 + 31 – 14 = s
B.
26 + 31 + 14 = s
C.
26 – 31 + 14 = s
D.
26 – 31 – 14 = s