When walking to his car late at night, otto is extra vigilant and his body is on alert for danger. these responses are due to the actions of the system.

Sympathetic

Explanation:

The sympathetic system is a nervous system which makes the body to stay alert and directs the body to be vigilant. It can be considered as an involuntary response towards potential danger or a response to a stress. This is done by directing extra blood to the limbs and by increasing the heart rate. Here, Otto is being extra vigilant and his body is on alert for danger and therefore, the answer is sympathetic system.

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.

what are the statements