Under Muslim law, which of the following statements is true regarding marriage prohibitions due to fosterage?
1
Shia and Sunni jurists have the same rules regarding fosterage.
2
According to Shia jurists, fosterage includes the same relationship limits prohibitive to marriage as consanguinity.
3
Sunnis allow marriage with a foster-mother or grandmother.
4
Both Shia and Sunni jurists allow marriage with a foster-sister's mother.