-- card: 98592 from stack: in -- bmap block id: 0 -- flags: 0000 -- background id: 2707 -- name: #42 ----- HyperTalk script ----- on openCard global group,rightone put 4 into group put "D" into rightone pass openCard end openCard -- part contents for background part 20 ----- text ----- Question #4 -- part contents for background part 1 ----- text ----- 2A-15.5 Excluding special-event call signs that may be issued by the FCC, what numbers may be used in a valid US call sign? -- part contents for background part 11 ----- text ----- Any double-digit number, 10 through 99 -- part contents for background part 27 ----- text ----- Any double-digit number, 22 through 45 -- part contents for background part 28 ----- text ----- Any single digit, 1 through 9 -- part contents for background part 29 ----- text ----- A single digit, 0 through 9 -- part contents for background part 43 ----- text ----- Correct answer is D