14. Assume an indifference map with other goods on the vertical axis and health on the horizontal axis. The government provides families with $400 vouchers that can be redeemed for healthcare services at any hospital, public or private. The budget line for a family that avails this voucher scheme will: A) be negatively sloped. B) be positively sloped up to $400 and then have a zero slope. C) have a zero slope up to $400 and then have a negative slope. D) be a straight line with an infinite slope