Given below are three statements about Sikh gurus. Read the statements, identify each of them as true or false and mark the suitable option given:
S1: Ever since Guru Nanakji introduced Sikhism, its popularity kept increasing. All the Gurus put in a lot of effort to spread the religion. S2: The Gurus introduced in their Gurudwara the Langar system, which brought people together. S3: The Masand system helped the community gain monetary help. Thus, gurudwaras were becoming richer, and Sikhism was becoming powerful.