3. Please answer according to the question numbers in the answer areas for each question on the answer sheet. Answers written outside the answer area are invalid; answers written on draft paper or the test paper are invalid.
Given $a = \log _ { 2 } 0.2 , b = 2 ^ { 0.2 } , c = 0.2 ^ { 0.3 }$, then
3. Please answer according to the question numbers in the answer areas for each question on the answer sheet. Answers written outside the answer area are invalid; answers written on draft paper or the test paper are invalid.