Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 This is very hard that is much softer.
 A.
 compound sentence
 B.
 run-on sentence
 C.
 simple sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 Grasslands are a biome they include pampas, steppes, and prairies.
 A.
 run-on sentence
 B.
 simple sentence
 C.
 compound sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 The ledge was narrow, but one person could stand on it.
 A.
 run-on sentence
 B.
 compound sentence
 C.
 simple sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 These are very colorful those are very plain.
 A.
 compound sentence
 B.
 simple sentence
 C.
 run-on sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 Logan bought a guitar, took lessons twice a week, and played in a concert.
 A.
 run-on sentence
 B.
 simple sentence
 C.
 compound sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 The museum was crowded, but our group was able to see everything.
 A.
 compound sentence
 B.
 simple sentence
 C.
 run-on sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 The murmur of the waves, the feel of the sand, and the warmth of the sun are all very relaxing.
 A.
 compound sentence
 B.
 run-on sentence
 C.
 simple sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 The rain poured down, but we stayed warm and dry.
 A.
 simple sentence
 B.
 run-on sentence
 C.
 compound sentence
 Is the group of words a simple sentence, a compound sentence, or a run-on sentence? 
 The bustle of the airport, the sight of the airplanes, and the sound of the engines all make me want to fly.
 A.
 simple sentence
 B.
 compound sentence
 C.
 run-on sentence