Will mark !

1. which of the following is an igneous rock?

a. slate
b. limestone
c. calcite
d. basalt

2. which of the following is a metamorphic rock?

a. shale
b. marble
c. sandstone
d. quartz

3. most sandstone is made of:

a. calcite
b. clay minerals
c. silt grains
d. quartz crystals

Annie and bart are coworkers. in fact, they share a cubicle wall. recently, they were involved in a fender-bender in the company parking lot. each blames the other for the accident, and the two have stopped speaking. would you advise them to try to settle their dispute through arbitration, mediation, or with a traditional lawsuit? why?