What event led Muhammad to undertake the hijra from Mecca to Medina?

When Muhammad's wife Khadijah and uncle Abu Talib both died in 619 CE, Abu Lahab assumed leadership of the Banu Hashim clan and withdrew the clan's protection from Muhammad.

Explanation:

e. all of em

~courtney

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.