1. Although she wrote only two short novels and 19 stories during her brief career, Flannery OConnor made __________________ to United States fiction. (A) a contribution is important (B) an important contribution (C) a contribution and important (D) is an important contribution 2. Although Spaniards had explored upper California (A)much earlier, they did not attempt to (B)settle there (C)until the latter part (D)the eighteenth century. 3. American Sign Language contains over 4,000 signs ______________ is used by over half million people. (A) and (B) although (C) whenever (D) also 4. (A)As moist air in a warm front ascends the (B)retreating wedge of cold air, (C)it cools to produce (D)cloudy and frequently causes precipitation. 5. (A)As the (B)centrally control organ of the body, the brain governs the (C)functioning of the body's (D)other organs