Electricians must be able to work in claustrophobic crawl spaces, ...

[Redwolflake15]

Electricians must be able to work in claustrophobic crawl spaces, and they must be able to work in hot attics, and they must be able to work on top of high ladders.
 
  a. correct sentence
   b. pronoun agreement error
   c. parallelism error

Question 2

Electricians must be able to work in claustrophobic crawl spaces, and they must be able to work in hot attics, and must be able to work on top of high ladders.
 
  a. correct sentence
   b. pronoun agreement error
   c. parallelism error

[juiceman1987]

Answer to Question 1

a

Answer to Question 2

c

[Redwolflake15]

TYSM

[tanna.moeller]

Thanks for the timely response, appreciate it