You hold a portfolio of European options in a stock that is i$)$ long $1600$ at the money puts each with a delta of $-0\mathrm{.}45.$ii$)$ short $700$ at the money calls and iii$)$ long $500$ shares of stock. What should you do to delta hedge your portfolio?

Question $1$ options:

sell $605$ shares

buy $605$ shares

sell $230$ shares

buy $230$ shares