Subject to Section 10 below, the Option shall vest and become exercisable with respect to [twenty-five percent (25%) or thirty-three point three percent (33.3%)] of the total number of shares of Common Stock subject to the Option (subject to adjustment under Section 7.1 of the Plan) on each of the [first, second, third and fourth or first, second and third] anniversaries of the Award Date. The Optionee has no right to pro-rated vesting with respect to the Option if his or her services to the Corporation or one of its Subsidiaries terminates before any applicable vesting date with respect to the Option (regardless of the portion of the vesting period the Optionee was in service to the Corporation and/or any of its Subsidiaries).