Why would the Ottoman Empire have concentrated their expansion toward the west?

The western lands were important for both trade and religious power.

The Greek-speaking lands were considered an ancestral home of the Ottomans.

Suleyman “The Magnificent” received a revelation of this expansion in a dream.

The Byzantines had provoked the expansion by spreading Christianity in Islamic lands.

Question

Why would the Ottoman Empire have concentrated their expansion toward the west?

 The western lands were important for both trade and religious power.

 The Greek-speaking lands were considered an ancestral home of the Ottomans.

 Suleyman “The Magnificent” received a revelation of this expansion in a dream.

 The Byzantines had provoked the expansion by spreading Christianity in Islamic lands.