Task: Question Answering
Input (English): A science class designed a poster to show how the barrier islands along the Florida coastline formed. The students showed the effects of wind, waves, and tides on the sand that formed these islands. In the poster, which pair of systems should the students say most affected barrier island formation?  
 (A) the hydrosphere and atmosphere (B) the atmosphere and lithosphere (C) the biosphere and hydrosphere (D) the lithosphere and biosphere
Output (English): A