‹ 18.1.2 Definitions 18.2.1 Approval of Options for Listing or Quotation and Trading › 18.2 Option Contracts to be Traded 18.2.1 Approval of Options for Listing or Quotation and Trading 18.2.2 Approval of Underlying Securities 18.2.3 Criteria for Approval of Underlying Securities 18.2.4 Withdrawal of Approval of Underlying Securities ‹ 18.1.2 Definitions 18.2.1 Approval of Options for Listing or Quotation and Trading ›