Self confident is a positive connotation and conceited is a negative connotation
Answer:
1. b. ship
2. c. journey
3. for 1. they sailed (only ships sail) and 2. they traveled/sailed to somewhere else, "they sailed in the Atlantic" to "visit new places." And that's usually called a journey
4. a.
It’s a, a metaphor is a comparison of two different things to make them more alike
It would be a theory because of its subjective nature