Concept:A steppe is an extensive, treeless grassland with a dry climate and very hot summer conditions.
Explanation:Steppe grasslands are covered mainly by short grasses, not by trees or forests.
Trees appear only near rivers and lakes, so the vegetation is basically treeless.
Summer temperatures in this biome can rise to about
40∘C or more.
Most temperate steppes experience cold winters, but the open, grass-dominated character is the main feature that identifies this biome.
Savannah grassland normally has scattered trees, while deserts have very sparse vegetation rather than continuous grass cover.
Answer:A. Steppe grasslands