The first blank would be the option that says "a computer club"
The second blank would be the option that says "the local youth center"
Lastly, the third blank would be the very last option youd have, "their competitors"
You just need to break that big sentence into tine small ones. The first one might be a little confusing but the last two questions are directly taken from the big blob of words!
Explanation: It was early June 1995 when Cheryl Strayed first set foot on the Pacific Crest Trail at Tehachapi Pass (off Highway 58 about 12 miles west of the town of Mojave, Calif.)