Which of the following is true regarding a foreign person that is a partner is a US partnership?

	a.	The foreign person will be treated as engaged in a US trade or business if the US partnership is engaged in a US trade or business.
	b.	A foreign person who disposes of an interest in a US partnership that generates ECI will be subject to US tax on the sale.
	c.	The foreign person will need to pay tax on his proportionate share of ECI generated by the partnership
	d.	All of the above
	e.	B and C