Sentence 1: I decided to invest my money to have enough for retirement. 
 Sentence 3: My research also showed that I should invest in bonds 
 Sentence 4:  I put what was left in a savings account 
 Sentence 5:  As far as I can tell, that was a good way to invest my money 
 Option 1: After careful consideration, I bought a stocks that ended up crashing. 
 Option 2: After careful consideration, I bought a few stocks.