Which of the following is the most proper way to diversify your current portfolio (to lower its risk or portfolio beta) which is currently heavily concentrated in the technology sector?

		Divest 30% of the portfolio and put the money in a Treasury bond fund
		Borrow some money and invest it in the real estate investment trust (REIT) sector
		Combine your portfolio with your spouse's which is invested mainly in the S&P500 index
		Sell some of your Tesla holdings and invest the money into the volatile crytocurrency industry