GMAT Sentence Correction (SC) | Re: Minerva Consulting has a budget about the same as the largest consulti

Minerva Consulting has a budgetabout the same as the largest consulting firms in the state, like Cost Stonehouse or McKidney’s, but only twenty four in workforce, all of whom have advanced degrees.
a. about the same as the largest consulting firms in the state, like Cost Stonehouse or McKidney’s, but only twenty four in workforce, all of whom have
b. of about the same as the largest consulting firms in the state have, as Cost Stonehouse or McKidney’s, but in Minerva there is only a workforce