Read the excerpt from "Exploring Mars.” The most famous strange sighting took place in 1976. After a ten-month trip, the Viking I spacecraft reached Mars. The Viking I went into orbit around the planet. It took photos of the surface and sent them to Earth.

Which sentence from the excerpt best expresses the central idea?

The most famous strange sighting took place in 1976.
After a ten-month trip, the Viking I spacecraft reached Mars.
The Viking I went into orbit around the planet.
It took photos of the surface and sent them to Earth.

In the play "sorry wrong number"which part of the story can you find heightened tension and suspense?

Which sentences from part 1 of the call of the wild would best serve as evidence of the theme "sometimes survival depends on knowing when not to fight"? buck had accepted the rope with quiet dignity. to be sure, it was an unwonted performance: but he had learned to trust in men he knew, and to give them credit for a wisdom that outreached his own. he had merely intimated his displeasure, in his pride believing that to intimate was to command. but to his surprise the rope tightened around his neck, shutting off his breath. he saw, once for all, that he stood no chance against a man with a club. he had learned the lesson, and in all his after life he never forgot it. that had given them an unfair advantage; but now that it was off, he would show them. they would never get another rope around his neck.

What is the meaning of the word "caches" as it is used in paragraph 6