Tier 1(Exceptional Talent) Visa Route and Type for IHS

My friend's wife is applying for Tier 1(Exceptional Talent) dependent visa and during the health surcharge payment they are asking for information ''THE PERSON YOU ARE JOINING OR REMAINING WITH:''

Visa Route and Visa Type.

My friend's wife selected Tier 1 Exceptional talent Visa Route as my friend has already visa for 5 years, Which visa type she should select?

Tier 1 Exceptional Talent Migrant (Extension Application) 1 year
Tier 1 Exceptional Talent Migrant (Extension Application) 2 year
Tier 1 Exceptional Talent Migrant (Extension Application) 3 year
Tier 1 Exceptional Talent Migrant (Extension Application) 4 year
Tier 1 Exceptional Talent Migrant (Extension Application) 5 year
Tier 1 Exceptional Talent Migrant (Extension Application) CESC 1 year
Tier 1 Exceptional Talent Migrant (Extension Application) CESC 2 year
Tier 1 Exceptional Talent Migrant (Extension Application) CESC 3 year
Tier 1 Exceptional Talent Migrant (Extension Application) CESC 4 year
Tier 1 Exceptional Talent Migrant (Extension Application) CESC 5 year
Tier 1 Exceptional Talent Migrant (Initial Application) 1 year
Tier 1 Exceptional Talent Migrant (Initial Application) 2 year
Tier 1 Exceptional Talent Migrant (Initial Application) 3 year
Tier 1 Exceptional Talent Migrant (Initial Application) 4 year
Tier 1 Exceptional Talent Migrant (Initial Application) 5 year
Tier 1 Exceptional Talent Migrant (Initial Application) CESC 1 year
Tier 1 Exceptional Talent Migrant (Initial Application) CESC 2 year
Tier 1 Exceptional Talent Migrant (Initial Application) CESC 3 year
Tier 1 Exceptional Talent Migrant (Initial Application) CESC 4 year
Tier 1 Exceptional Talent Migrant (Initial Application) CESC 5 year
Tier 1 Exceptional Talent Partner