Read the following paragraph and determine if the hypothesis is true:

San Marco 1, also known as San Marco A, was the first Italian satellite, and the first non-Soviet/US spacecraft. Built in-house by the Italian Space Research Commission (Italian: "Commissione per le Ricerche Spaziali" , CRS) on behalf of the National Research Council, it was the first of five as part of the Italian-US San Marco programme.

OPTIONS:
* Yes
* It's impossible to say
* No
Hypothesis: The San Marco satellite team was headed by an Italian engineer named Fernando Vespucci.
It's impossible to say