C.
While it is not advisable to stop space exploration entirely, the government should prioritize spending on important issues where the benefits may be more tangible.
This is the best thesis.
Putting something in "chronological" order means putting it in the order in which it happened typically First.... Second... Third....Fourth.
Example: I went to school today. I brushed my teeth, opened my eyes, and put on clothes.
In CHRONOLOGICAL order, I (first) opened my eyes, (secondly) brushed my teeth (then) put on clothes.
Hope this helps!!
Wouldn't the subject be I because it is about you?
Because all saints day the christian Halliday on nov first