The first continental congress agreed to pressure Great Britain into ending the Intolerable Acts by:

a) He increased its membership by adding members who were loyal to him.

Explanation:

During the Roman Republic, the senate became more powerful. Julius Caesar had become the prominent figure for his victorious battle that helped Rome gain military power and economic benefit. During his rule, Caesar changed the senate by adding members who were loyal to him from Rome. The reason for selecting loyal men was to allow Caesar to keep hold of power and rule Rome.