How should the punctuation in this sentence be changed, if at all?

the dog's coat was matted, yet he looked very clean.

a. no change

b. the dogs coat was matted, yet he looked very clean.

c. the dogs' coat was matted, yet he looked very clean.

d. the dog's coat was matted; yet he looked very clean.

Camila took an interest inventory in her career explorations class. read her description of the results of the assessment. which two phrases clearly reveal her career interests? when i took the interest inventory in my career explorations class, it revealed that even though i really value the (1.) balance between work and home life, i like an (2.) engaging atmosphere at work, where i can stay busy. based on my (3.) fascination with technology, i should work in a field with computers. based on my (4.) attraction to working with mechanics, i should be working with machines. this leads me to believe that i should be working in robotics, which sounds like a lot of fun! (options are listed with the numbers 1-4)