What causes the northern and southern halves of the planet to experience winter and summer at opposite times? a) the tilt of earth b) earth’s daily rotation c) the gravitational pull of the moon d) the distance of earth from the sun

a. the tilt of the earth

Explanation:

The Northern and Southern Hemisphere experience different seasons at opposite times because of the tilt of the Earth's axis.

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.

answer conditional instability;