Early christians were persecuted for their beliefs. which belief in particular made others suspicious of christians?

Christians especially during the Roman empire, were persecuted mainly because they believed in one God who was the only true God and that Jesus Christ is his son. They refused to worship or bow down to any other god.

Romans and indeed many other communities at the time strongly embraced the worship of many pagan gods and believed that piety to these gods helped to sustain the well being of the cities and people,  a belief Christians did not share nor agree with.

they worshiped several is that all it's asking?

the presidential debate between carter and reagan in 1980 was ranked among the highest ratings achieved by any television program in the previous decade (the 1970s). carter focused on portraying reagan as a "war hawk" and a "right-wing radical", which could be considered as comments with no factual evidence. however, reagan openly criticized medicare and social security benefits, stating the fact that national debt was approaching $ 1 trillion. these arguments, plus his closing remarks, in which he asked viewers to question themselves "if it is easier for them to buy things in the store or find employment than 4 years ago", were key to him win the election by a vast margin during that year.

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