(1) george washington carver was born in missouri in about 1864. (2) as a boy he was known for his ability to care for plants. (3) he majored in art and music in college, but changed his major to agriculture at the urging of one of his teachers. (4) carver excelled in school and became well-known for his work with plants. (5) later, he taught students how to care for plants. (6) he also taught them how to use science in farming. (7) carver received countless awards during his lifetime and is still considered one of most important agriculturalists in american history. leo is revising this draft of his powerpoint® presentation about george washington carver. which sentences should leo combine to improve the flow of the presentation? a) sentences 5 and 6 b) sentences 2 and 3 c) sentences 3 and 4 d) sentences 6 and 7