What would be the results of executing the following code? stringbuilder str = new stringbuilder("little jack horner "); str. append("sat on the "); str. append("corner"); a. the program would crash. b. str would reference "little jack horner ". c. str would reference "little jac horner sat on the ". d. str would reference "little jack horner sat on the corner".

The three logical operators used to write compound conditions are "and," "or," and "not." a: true b: false

Write a function so that the main0 code below can be replaced by the simpler code that calls function mphandminutes tomiles0. original main0 int main) l double milesperhour-70.0; double minutestraveled = 100.0; double hourstraveled; double milestraveled; hourstraveled = minutestraveled / 60.0; milestraveled = hourstraveled * milesperhour; cout < "miles" 2 using namespace std; 4 /* your solution goes here/ 6 int maino 1 test passed 7 double milesperhour 70.0 all tests passed 8 double minutestraveled 100.0; 10 cout < < "miles: " < < mphandminutestomiles(milesper-hour, minutestraveled) < < endl; 12 return 0; 13

Which one of the following voltages should never be measured directly with a vom? a. 1200 v b. 500 v c. 800 v d. 100v