Plz help I will give brainiest

My spanish teacher said this to me.. look at the ending on your verb. you need to make it agree with "yo" this is my sentence- sí yo estudiar español en la escuela how do i make it agree with "yo"

Listen to what charlie will do on his day off depending on the weather and answer the following question. 00: 00/00: 58 click here for the audio. si no llueve, charlie irá a caminar con sus amigos por el centro. true false

Ojalá que todos mis amigos mucho éxito. a. tengan b. discutan c. discuten d. tienen