The same most western nations use: the Latin Alphabet (A B C D...)
They use the Portuguese version of the Latin alphabet
They use the Italian version of the Latin alphabet
Spain uses the Latin Alphabet.
They do not use an alphabet in China. They use a system of thousands of logograms (symbols for words).
Latin
The Greek alphabet, an evolution of the Phoenician. An evolution of the Greek alphabet was the Latin.
same as English
the Latin alphabet
The latin alphabet and numbers. For names they use greek,roman and Egyptian mythology.
Colombia uses the Latin alphabet for Spanish, just like all the other Spanish-speaking countries.
Israel uses the Hebrew alphabet for the Hebrew language, the Arabic alphabet for the Arabic language, and the Latin alphabet for the English languages. Signs in all three languages can be found throughout Israel.