1. Event A is located at x=0 and t=0 on a space-time diagram. Event B is located at x=2 ly and t=1 year. Event B is in event A's

a.) past

b.) present

c.) future

d.) elsewhere

2. Event A is loacated at x=0 and t=0 on a space-time deagram. Event B is located at x=1 ly and t= 2 year. Event B is s in event A's

a.) past

b.) present

c.) future

d.) elsewhere