I list three questions about the grammar that I don't understand why the item is wrong. Please people tell me! appreciated 1. Although absolute zero cannot actually be reached, approximations of less than 0.001 degrees Celsius above absolute zero have been created the laboratory. A)Although B)actually C)less than D)created Answer 2. Developed from the medieval mandola, the modern mandolin gas four pairs of string tuned to violin pitch and produces a clear, bright tone. A)from B)string C)and produces D)bright Answer:B 3. Photographer Edward Steichen constantly experimented new techniques and materials in gis quest to have photography accepted as a creative art. A)experimented B)in C)to have D)as Answer:A