Rachel is completely exhausted after a long day’s work. she comes home and makes herself a drink and finds it soothing after a tiring day. rachel is unlikely to become addicted to alcohol because she is drinking

Relax Herself

Explanation:

Rachel drinks only to relax after a tiresome work which gives her momentary soothing experience. Rachel, like other hardworking professionals, needs something for a quick relaxation of her physical and mental state. The immediate need is fulfilled and it is highly likely that Rachel doesn't require any more relaxation via drink. Unlike addicted people who drink whether they work or not, whether they are tired or not, Rachel aims for relaxation for sometimes to regain her vitality.

1. c- the tunnel project was worthwhile.

2. b- to inform about the value of the tunnel project

i believe the answer is a