a) To what value does the function evaluate? Using 1 for true, 0 for false. Assume str is "Testing 1 2 3..." islower(str[6]) Select one: 1 a. b. 0 C. g d. 'G' A function may be overloaded multiple times Select one: a. True b. False Given the following makefile: driveSim.exe main o car cts.o g++ main. o carFcts.o -o driveSim.exe (1) main o main.cpp carFcts.h g++ -Wall C main.cpp (2) car cts.o carFcts.cpp carFcts.h (3) g++ -Wa c carFcts.cpp Assume that make has already run. Which commands will be executed if carFcts.h is changed and make is called? Select one: a. (1), (2), (3) b. (2), (3) c. (1), (2) d. (1), (3)