Final answer:
The British government did accept many of the demands put forth by the colonists in their proposal.
Step-by-step explanation:
The question seems to be related to the American Revolution and the relationship between the American colonists and the mother country. The Conciliatory Proposition was a plan put forth by the British government in 1775 to appease the colonists and avoid further conflict. Its purpose was to offer certain concessions to restore harmony.
About the question, the statement that 'in the Conciliatory Proposition, the mother country gave in to most of the demands of the American colonists' is True. The British government did accept many of the demands put forth by the colonists in their proposal.