"The space shuttles is the subject."
Simple formula: find the verb of the sentence then ask the question "who or what performs the verb" and the answer to that question is the SUBJECT of that sentence!
In your sentence; ask the question;
"Who or what have made travel to the International space station convenient and possible?
Answer: The space shuttles (that's your subject)
The answer to ur question is going to would be “Charlie blamed Michael for the failure
Answer:
2. People should never handle food when ther’re sick
Explanation:
because it uses the world “should”
The answer will be A. Ann is more forward and outspoken then Margot
Ann says exactly what she is thinking and Margot is more reserved
Good luck :)