Answer:
D. Allow for safer travel along the Pacific coast
The Catholic church declared Galileo was heretic because he claimed that the sun, and not the earth, was the centre of the universe, and that the latter moved around the first. This claim was against the geocentric posture that the church preached. Galileo defended himself saying that the Bible could never be wrong when it's truly understood, but that it was very complex to do so.
Here are some of the possible reasons. Any reason not included here are not correct.
McClellan's army had landed at Fort Monroe and move up to Virginia. Winfield also retired leaving McCellan as the chief general. When Longstreet marched down during the attack on May 31, it got off on a bad start.