*Test your Learning* Q. Which of the following is the primary reason for failure of many satellites which are part of NavIC Constellation? (a) These satellites have been hit by meteorites. (b) Failure of atomic clocks in these satellites. (c) Solar panels of these satellites are not producing power. (d) Transponders used in these satellites are unable to communicate. To Answer, choose one of the following emoji for the corresponding option (a) = ❤; (b) = 😀; (c) = 👏🏻; (d) 👍🏻 Answer of Yesterday's Question Ans.(d) Arctic Region